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| Heyco Products, Inc. | |
| Hubbell / Fargo Manufacturing | ||
| SSP Fittings Corp. | ||
| Eaton Aeroquip | ||
| Thread Technology, Inc. Makers of ZipNut Products | ||
| Perma-Cote 1100 US Highway 271 South - Gilmer, TX 75644 USA - - | ||
| Hubbell / Raco 3902 West Sample Street - P.O. Box 4002 - South Bend, IN 46634-4002 USA - | ||
| Lenz, Inc. | ||
| ABC Industries (S) Pte Ltd. | ||
| ACIPCO - American Cast Iron Pipe Co. P.O. Box 2727 - Birmingham, AL 35202-2727 USA - - | ||
| Capitol Manufacturing | ||
| Air Logic, Div. Of Fred Knapp Engraving | ||
| American Lokring Corp. | ||
| Legris Inc. | ||
| Fairchild Corporation / Fairchild Fasteners / Kaynar / Microdot / Tridair / Permathread / National - - - | ||
| EGS Appleton Electric | ||
| Pressure Connections | ||
| Tube mac Industries | ||
| Guardian Industries | ||
| Thomas & Betts (T&B) / Augat / Alcoswitch | ||
| Tompkins Industries 1912 E 123rd St - Olathe, KS 66061 USA - - | ||
| Adapt All | ||
| Ark Plas Products | ||
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