| 166 | 28488 | RACO, A DIVISION OF HUBBELL INCORPORATED(DELAWARE) |
| 2715 | 76655 | PORTER H K CO INC ELECTRICAL DIV AMBRIDGE WORKS |
| 4-0D3-4 | 90759 | NI INDUSTRIES INC BOWERS MFG CO DIV |
| 40D3-4 | 03743 | EGS ELECTRICAL GROUP APPLETON DIV |
| 541713-4 | 56501 | ABB INSTALLATION PRODUCTS INC |
| W-S-800 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |