| 100SR | 90759 | NI INDUSTRIES INC BOWERS MFG CO DIV |
| 21F | 76655 | PORTER H K CO INC ELECTRICAL DIV AMBRIDGE WORKS |
| 2539 | 03743 | EGS ELECTRICAL GROUP APPLETON DIV |
| 58C5 | 56501 | ABB INSTALLATION PRODUCTS INC |
| 58C5 | 99816 | STEEL CITY CORP THE |
| 863 | 28488 | RACO, A DIVISION OF HUBBELL INCORPORATED(DELAWARE) |
| SP34R5 | 24446 | GENERAL ELECTRIC COMPANY |
| SP34R5 | 24453 | GENERAL ELECTRIC DISTRIBUTING CORP |
| SP58R5 | 24446 | GENERAL ELECTRIC COMPANY |
| W-P-455 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| 6027 | 73409 | ALLIED METAL STAMPING INC |
| 863 | 01074 | ALLSTEEL LLC |