MA36K -- WIRING DEVICES AND SUPPLIES Annual 1994 Issued August 1994 Contact person: Jack Matthews (301) 457-4842 Table 1. VALUE OF SHIPMENTS OF WIRING DEVICES AND SUPPLIES, BY CLASS OF PRODUCT: 1984 TO 1993 (Millions of current dollars) Product code Product description 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 3643 Current-carrying wiring devices........... 4,510.0 4,086.6 4,153.6 3,939.3 3,857.8 4,031.4 3,921.9 3,663.6 3,320.5 3,433.0 36431 Lampholders.............................. 213.3 210.4 197.3 214.7 230.0 240.3 226.6 218.4 202.0 195.0 36432 Convenience and power outlets, both general and special purpose, excluding pin and sleeve type..................... 344.0 r/313.8 332.0 308.6 287.0 301.2 304.3 290.6 278.8 270.8 36433 Switches for electrical circuitry........ 1,632.1 1,473.9 1,423.5 1,310.4 1,348.6 1,376.6 1,524.6 1,425.2 1,254.5 1,265.0 36434 Metal contacts precious and other........ 244.4 208.0 240.1 332.3 317.4 375.4 201.8 176.6 159.8 201.6 36435 Wire connectors for electrical circuitry 1,064.0 976.0 1,007.3 915.8 844.3 857.2 842.0 794.6 720.9 778.7 36436 Other current-carrying wiring devices, including attachment plug caps, con- nector bodies, lightning arrestors, and pin and sleeve convenience power outlets 1,012.3 r/904.4 953.3 857.6 830.4 884.2 822.6 758.2 704.6 721.9 3644 Noncurrent-carrying wiring devices........ 3,599.7 3,250.7 3,140.4 2,930.3 3,095.8 3,114.7 3,212.1 2,791.1 2,434.1 2,459.5 36441 Pole line and transmission hardware...... 621.3 r/618.0 541.6 493.6 516.5 525.5 455.3 384.6 375.2 380.5 36442 Electrical conduit and conduit fittings 1,864.3 1,633.9 1,601.1 1,496.5 1,657.7 1,664.7 1,833.9 1,528.6 1,265.9 1,275.7 36443 Other noncurrent-carrying wiring devices and supplies............................ 1,114.1 998.7 997.7 940.1 921.6 924.5 923.0 877.9 793.0 803.2 Table 2. QUANTITY AND VALUE OF SHIPMENTS OF WIRING DEVICES AND SUPPLIES: 1994 AND 1993 (Quantity in 1,000 units; value in $1,000) No. 1994 1993 Product Product description of code Cos. Quantity Value Quantity Value Wiring devices and supplies............................................... (X) (X) 8,109,710 (X) 7,337,252 3643 Current-carrying wiring devices.......................................... (X) (X) 4,510,042 (X) 4,086,585 36431 -- Lampholders............................................................. 36 754,134 213,252 732,186 210,440 Incandescent: 36431 04 Push through and pull types, all materials, threaded, medium base only (excluding outlet box type and socket interiors).................... 5 229,728 44,687 r/216,004 r/43,658 36431 03 Outlet box, threaded, medium base only, pull and keyless types........ 8 20,595 21,274 18,788 20,340 36431 06 Weatherproof, threaded, medium base only.............................. 10 4,230 a/4,690 4,203 4,555 36431 11 Candelabra base, all types............................................ 11 63,566 13,398 65,531 11,472 36431 13 Sign and fixture, medium base only.................................... 7 18,964 16,994 r/17,100 r/14,400 36431 19 All other incandescent, medium, admedium, intermediate, lumiline, miniature, (including but not limited to pin-type, cleat hasp, and socket interiors sold separately, all bases)............... 15 155,039 56,444 r/158,059 a/ r/63,059 Fluorescent: 36431 15 Bi-pin................................................................ 8 211,930 27,565 204,582 26,258 36431 21 Slimline.............................................................. 5 17,794 6,374 18,256 6,456 36431 23 Recessed double contact............................................... 5 12,377 8,692 11,275 7,863 36431 25 All other fluorescent, including but not limited to circline, panelescent and starter holders...................................... 6 13,089 5,710 r/12,200 r/5,315 36431 28 All other lampholders,including cold cathode neon, and bases for quartz lamps......................................................... 8 b/6,822 a/7,424 r/6,158 r/7,064 36432 -- Convenience and power outlets, both general and special purpose, excluding pin and sleeve type.......................................... 15 243,971 343,999 225,385 313,805 36432 27 Receptacles with GFIC (all types, all amperages)....................... 6 18,392 126,672 16,137 113,263 36432 28 2-pole, 2-wire (flush, all types)...................................... 6 (1) (1) (2) (2) 2-pole, 3-wire and up (flush): 36432 29 Locking, 15 amperes and under......................................... 6 (1) (1) (2) (2) 36432 30 Locking, 20 amperes and over.......................................... 6 3,525 15,868 r/3,162 r/13,939 36432 31 Nonlocking, 15 amperes and under...................................... 6 76,082 52,758 r/69,502 r/46,218 36432 32 Nonlocking, 20 amperes and over....................................... 8 21,424 40,563 r/20,993 r/42,208 36432 34 Appliance and special applications all amperages, all types............ 5 17,822 7,014 (2) (2) 36432 39 All other types, including dust and explosion proof, surface and 2-pole/2-wire.................................................... 8 1/106,726 1/101,124 2/115,591 2/98,177 36433 -- Switches for electrical circuitry....................................... 83 955,356 1,632,125 914,680 1,473,916 General use flush-mounted switches, designed for mounting in switch or outlet boxes, except dimmers: A.c., except mercury: 36433 60 Single pole, 15 amperes and under..................................... 9 80,025 56,999 74,786 52,524 36433 63 Single pole, over 15 amperes.......................................... 6 6,483 18,262 r/5,323 r/14,130 36433 64 Other than single pole, including but not limited to double pole 3-way, 4-way......................................................... 8 48,063 67,541 39,286 61,315 36433 51 A.c.-d.c., except mercury.............................................. 4 (3) (3) (3) (3) 36433 69 All other general use switches, including surface mounted, mercury, etc. 8 3/20,425 3/21,012 3/18,893 3/18,009 Special purpose switches: 36433 70 Appliance and fixture, including pendant and canopy types and variable speed controls.............................................. 22 106,232 183,430 98,435 162,368 36433 71 Precision (1/8" gap or less) snap-acting switches, excluding limit switches............................................................. 11 a/85,821 a/52,668 a/98,913 a/57,747 36433 72 Aircraft types........................................................ 9 2,700 75,590 2,939 78,572 36433 76 Automotive types...................................................... 31 393,053 791,617 361,234 689,160 36433 77 All other special purpose switches (including foot actuated), light sensing and signal actuated.......................................... 27 200,293 237,681 r/202,644 r/224,648 Dimmers: Incandescent: 36433 93 Infinitely variable, 600 watts or less............................... 11 9,280 57,770 8,701 51,505 36433 94 Infinitely variable, over 600 watts.................................. 10 (4) (4) 453 27,535 36433 95 All other types, including but not limited to portable lamps and high-low switches.................................................... 9 4/2,981 4/69,555 3,073 36,403 36434 -- Metal contacts, precious and other...................................... 16 5/16,175 244,427 5/15,546 207,979 36435 -- Wire connectors, including connectors used under national electrical application............................................................ 66 5/25,243 1,063,960 5/23,421 976,035 36435 82 Pressure connectors, where pressure is applied by screw, cone, or other mechanical device.............................................. 26 5/627 156,274 5/507 139,120 36435 83 Compression connectors, uninsulated terminals and splicers, tool installed............................................................ 26 5/2,389 132,559 5/2,516 128,470 36435 84 Preinsulated terminals and splicers, tool installed................... 16 5/2,015 203,191 5/1,603 168,257 36435 86 Banded or strip terminals and splicers, machine installed............. 16 5/5,829 115,682 5/5,646 110,945 36435 87 Pigtail connectors, including wire nuts............................... 14 5/2,835 73,755 5/2,594 68,154 36435 88 Blade or pin type, separable terminations and splicers................ 12 5/5,274 137,724 5/4,993 123,807 36435 89 Other wire connectors n.e.c., including solder type................... 28 5/6,274 244,775 5/ r/5,562 r/237,282 36436 -- Other current-carrying wiring devices, including attachment plug caps, connector bodies, lightning arresters, pin and sleeve convenience power outlets, etc..................................................... 123 (X) 1,012,279 (X) 904,410 Attachment plug caps and flanged outlets (including motor bases), all types (including fused, fuseless, switch, and switchless): 36436 40 2-pole, 2-wire, all types, general use locking and nonlocking, all amperages........................................................... 14 54,753 18,320 r/47,161 15,885 2-pole, 3-wire and up: 36436 41 Locking, 15 amperes and under....................................... 9 2,568 a/6,129 r/2,129 r/4,860 36436 42 Locking, 20 amperes and over........................................ 9 b/2,172 a/17,105 r/1,859 r/14,705 36436 43 Nonlocking, 15 amperes and under.................................... 12 a/22,256 b/35,051 r/21,511 33,946 36436 44 Nonlocking, 20 amperes and over..................................... 12 9,875 20,907 8,978 r/18,459 36436 45 All other types, except pin and sleeve, including dust and explosion proof, appliance, and other special application.................... 10 2,607 35,705 2,304 32,539 Connector bodies and flanged outlets, all types: 36436 49 2-pole, 2-wire, all types, all amperages............................. 13 5,742 2,668 r/6,504 2,707 2-pole, 3-wire and up: 36436 51 Locking, 15 amperes and under....................................... 10 1,636 10,546 r/1,289 r/7,002 36436 53 Locking, 20 amperes and over........................................ 8 852 a/12,965 r/788 r/11,652 36436 55 Nonlocking, 15 amperes and under.................................... 11 a/5,243 a/18,616 r/4,745 r/16,507 36436 57 Nonlocking, 20 amperes and over..................................... 8 712 4,000 862 3,309 36436 58 All other types, excluding pin and sleeve, including dust and explosion proof, appliance, and other special application........... 9 41,008 45,273 r/33,191 35,467 Pin and sleeve convenience and power outlets, attachment plug caps, and connector bodies: Pin and sleeve, general purpose (120 volts and over, 20 amperes and over): 36436 65 Convenience and power outlets....................................... 9 947 33,623 753 28,643 36436 67 Attachment plug caps................................................ 9 305 20,488 r/340 r/19,862 36436 69 Connector bodies.................................................... 9 443 22,791 r/378 r/19,552 36436 72 All other pin and sleeve, including dust and explosion proof, 20 amp. types, etc.......................................................... 7 300 11,637 411 12,999 36436 79 Fluorescent starters.................................................. 5 9,631 2,504 8,197 2,572 36436 81 Terminal blocks....................................................... 23 133,859 109,106 117,419 93,665 36436 83 Lightning arresters for alternating current power transmission systems and substations; U.S. designation, station and intermediate, I.E.C. designation 10KA and 5KA Series A............................. 7 (X) 31,827 (X) 30,265 36436 85 Lightning arresters for alternating current power distribution systems and substations; U.S. designation, distribution and secondary I.E.C. designation 5KA Series B, 2.5KA and 1.5KA..................... 6 (X) 111,318 (X) 102,699 36436 88 Surge suppressors, designed for equipment operating on 110/12 volt circuits............................................................ 11 (X) 50,847 (X) r/39,561 36436 91 Lightning rods ....................................................... 12 (X) a/36,899 (X) a/32,161 36436 94 Electric harnesses and assemblies, excluding engine harnesses (from purchased wire)...................................................... 16 (X) 86,526 (X) 73,134 36436 98 All other wiring devices with integral ground fault circuit interrupting capabilities, excluding circuit breakers................ 5 314 6,176 269 5,403 36436 97 Miscellaneous, including combination devices, adaptors, current taps, surface extensions, rosettes, choke coils, rail bonds, and overhead trolley line materials............................................... 38 (X) 261,252 (X) r/246,856 3644- -- Noncurrent-carrying wiring devices...................................... (X) (X) 3,599,668 (X) 3,250,667 36441 -- Pole and transmission line hardware.................................... 40 (X) 621,274 (X) 618,029 36441 12 Pole and transmission line construction materials, also known as overhead and underground line hardware for electric transmission, distribution, and communication lines................................ 32 (X) 496,834 (X) r/502,584 36441 13 Pole and transmission line anchors.................................... 5 (X) 16,604 (X) 15,289 36441 19 All other pole and transmission line hardware......................... 12 (X) 107,836 (X) 100,156 36442 -- Electrical conduit and conduit fittings................................ 82 (X) 1,864,300 (X) 1,633,915 Rigid metal conduit, excluding couplings, nipples, bends, and elbows: 36442 01 Standard weights (steel)(short tons)................................ 7 243,240 231,542 6/249,499 6/224,848 36442 05 Other metallic conduit (short tons)................................. 3 24,058 22,071 (6) (6) 36442 24 Nonmetallic conduit (1,000 lbs.)...................................... 6 630,533 284,180 549,401 228,753 36442 27 Electrical metallic tubing (short tons)............................... 6 358,848 294,183 321,753 247,209 36442 33 Flexible steel and aluminum conduit (1,000 feet)...................... 9 218,099 a/74,819 r/170,980 55,534 36442 32 Flexible nonmetallic conduit (1,000 pounds)........................... 12 c/85,697 37,699 r/ b/84,913 31,533 36442 35 Raceways and wire ways, including fittings, metal..................... 15 (X) 146,923 (X) 134,297 36442 38 Ventilated cable tray and accessories................................. 5 (X) 41,411 (X) 38,005 36442 51 Cast conduit bodies, covers, and gaskets.............................. 10 (X) 116,358 (X) r/117,704 Rigid conduit fittings, including couplings, nipples, bends, and elbows: 36442 53 Couplings, connectors, and unions..................................... 20 (X) 142,747 (X) 142,445 36442 54 Locknuts and bushings................................................. 10 (X) 29,429 (X) 28,256 36442 59 All other rigid conduit fittings...................................... 8 (X) (7) (X) (7) 36442 52 Nonmetallic conduit fittings.......................................... 15 (X) 7/92,901 (X) 7/73,873 EMT fittings (couplings and connectors): 36442 56 Gland type............................................................ 15 (X) 33,483 (X) 31,861 36442 57 Set-screw type........................................................ 12 (X) 47,402 (X) 35,812 36442 58 All others............................................................ 11 (X) 6,426 (X) a/ r/3,720 36442 44 Service entrance caps, ells, and connectors............................ 14 (X) 10,216 (X) 9,811 Cable, cord, and flexible conduit fittings: 36442 71 Armored cable, metallic sheathed cable, and flexible conduit fittings. 16 (X) 127,089 (X) r/95,304 36442 77 Liquid-tight flexible conduit fittings................................ 13 (X) 54,801 (X) 63,340 36442 72 Nonmetallic sheathed cable and cord fittings.......................... 16 (X) 38,221 (X) r/36,931 36442 46 Other electric conduit fittings....................................... 16 (X) 32,399 (X) a/ r/34,679 36443 -- Other noncurrent-carrying wiring devices and supplies................... 82 (X) 1,114,094 (X) 998,723 Stamped metal boxes, covers, and accessories, including stamped conduit boxes: 36443 31 Switch and receptacle boxes........................................... 13 (X) 334,551 (X) 291,598 36443 32 Outlet boxes.......................................................... 10 (X) 116,845 (X) 100,731 36443 33 Covers................................................................ 11 (X) 37,961 (X) 29,992 36443 34 Supports, bar hangers, and other accessories.......................... 15 (X) 42,349 (X) r/45,210 Cast metal boxes, covers, gaskets, and accessories: 36443 41 FS and FD switch and receptacle type.................................. 11 (X) 37,823 (X) r/35,104 36443 42 Outlet type........................................................... 8 (X) 36,667 (X) 36,089 36443 43 Junction type......................................................... 19 (X) 79,104 (X) 72,831 Switch, outlet, FM/TV, and telephone wall plates: 36443 35 Metallic.............................................................. 9 44,371 22,953 47,515 22,829 36443 36 Nonmetallic........................................................... 9 253,343 55,803 234,541 50,868 36443 37 Plastic boxes and covers............................................... 18 (X) 95,231 (X) 82,456 36443 38 Floor boxes and covers................................................. 9 (X) 35,335 (X) r/31,404 36443 48 Other noncurrent carrying wiring devices and supplies.................. 35 (X) 219,472 (X) 199,611 Note: The percent of estimation of each item is indicated as follows (see "Description of Survey" for a discussion of estimation of missing reports): (a) 10 to 25 percent of this item is estimated. (b) 25 to 50 percent of this item is estimated. (c) Over 50 percent of this item is estimated. (r) Revised by 5 percent or more from previosly published figures. (X) Not applicable. n.e.c. Not elsewhere classified. (1) Product codes 3643228, 3643229, and 3643239 are combined for 1994 to avoid disclosing figures for individual companies. (2) Product codes 3643228, 3643229, 3643234, and 3643239 are combined for 1993 to avoid disclosing figures for individual companies. (3) Product codes 3643351 and 3643369 are combined to avoid disclosing figures for individual companies. (4) Product codes 3643394 and 3643395 are combined for 1994 to avoid disclosing figures for individual companies. (5) Quantities for product codes beginning with 36434 and 36435 are published in millions of units rather than thousands of units. (6) Product codes 3644201 and 3644205 are combined for 1993 to avoid disclosing figures for individual companies. (7) Product codes 3644259 and 3644252 are combined to avoid disclosing figures for individual companies. Table 3. VALUE OF SHIPMENTS, EXPORTS, AND IMPORTS OF SELECTED WIRING DEVICES: 1994 AND 1993 (Millions of dollars) Exports of Manufacturers' domestic Product shipments merchandise Imports for description f.o.b. plant (1) at port(1)(2) consumption(1) (3) 1994 Lampholders......... 213.3 13.9 66.2 Metal contacts...... 244.4 28.0 36.6 1993 Lampholders......... 210.4 12.9 61.2 Metal contacts...... 208.0 19.2 28.0 1/For comparison of SIC codes with Schedule B export numbers and HTUSA import numbers, see table 4. 2/Source: Bureau of the Census report EM 545, U.S. Exports. 3/Source: Bureau of the Census report IM 145, U.S. Imports for Consumption. Table 4. COMPARISON OF STANDARD INDUSTRIAL CLASSIFICATION-BASED PRODUCT CODES WITH SCHEDULE B EXPORT NUMBERS, AND HTSUSA IMPORT NUMBERS: 1994 Product Product description Export Import code number/1 number/2 36431 00 Lampholders............................. 8536.61.0000 8536.61.0000 36434 00 Metal contacts.......................... 8538.90.0040 8538.90.8040 36433 60 Switches, other than dimmers............ *8536.50.0060 *8536.50.0060 36433 63 *8535.30.0040 *8535.30.0040 36433 64 36433 65 36433 66 36433 67 36433 68 36433 70 36433 71 36433 72 36433 76 36433 77 36433 93 Switches, dimmers....................... *8533.39.0040 *8533.39.0040 36433 94 36433 95 36435 00 Wire connectors......................... *8536.69.0060 *8536.69.0060 36442 00 Conduit fittings........................ *8547.90.0020 *8547.90.0020 *8547.90.0030 *8547.90.0030 *8547.90.0040 *8547.90.0040 * This code is partially correlated with the products described. 1/Source: Harmonized System-Based Schedule B, Statistical Classification of Domestic and Foreign Commodities Exported from the United States. 2/Source: Harmonized Tariff Schedule of the United States, Annotated.  42,349 (X) r/45,210 Cast metal boxes, covers, gaskets, a