| 1001-199 | 72423 | FLAGG STANLEY G & CO INC DBA FLAGG BRASS |
| 217986 | 30379 | EUCLID INC |
| WWP521 | 03776 | ESCO INC |
| B16.3 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
| WWP501TYPE1CLASS125 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| WWP501TYPE1CLASSA | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| WWP521 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| WWP521 | 83393 | COLUMBIA PIPE & SUPPLY LLC |
| WWP521 | 84849 | SAMUEL LEVINE PLUMBING AND HEATING SUPPLIES, INC. |