| 50440 | 57163 | L.S. STARRETT COMPANY (THE) |
| 535602-75 | 22525 | INSTRUMENTS AND FLIGHT RESEARCH INC. |
| 723898-74 | 05869 | RAYTHEON COMPANY |
| 8908998 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
| 9067793 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
| 723898-74 | 82577 | RAYTHEON COMPANY |
| 97-4INCH | 57163 | L.S. STARRETT COMPANY (THE) |
| 98-4 | 57163 | L.S. STARRETT COMPANY (THE) |
| GGG-L-211TY2CL2STA | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
| GGG-L-211 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| MP34V4 | 91340 | MET-PRO CORPORATION |