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| 2-237V747-75 | 02697 | PARKER-HANNIFIN CORP |
| 2-237V747-75 | C0308 | PARKER HANNIFIN GMBH O-RING DIVISION |
| AS3209-237 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| M83248/1-237 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MILR83248 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| S9413-237 | 99193 | HONEYWELL INTERNATIONAL INC. |