| Item Name | Wrench Open End |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5120 Hand Tools Nonedged Nonpowered |
| National Item Identification Number (NIIN) | 00-277-1228 (002771228) |
| NCB Code | USA (00) |
| Manufacturer | Trw Limited |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | MATERIAL | STEEL OVERALL |
| SR-1 | SPEC/STD CONTROLLING DATA | |
| AJAU | LARGE END HEAD THICKNESS | 0.328 INCHES MAXIMUM |
| AJAV | SMALL END HEAD THICKNESS | 0.328 INCHES MAXIMUM |
| CRWY | WRENCHING SURFACE SHAPE | OVAL BOTH ENDS INTERNAL |
| SR-1 | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | GGG-W-636 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 4 TYPE |
| CTHK | SMALL END HEAD ANGLE | 15.0 DEGREES NOMINAL |
| AJBR | WRENCHING SURFACE SIZE | 0.594 INCHES NOMINAL FIRST END 0.688 INCHES NOMINAL SECOND END |
| CWGT | LARGE END HEAD ANGLE | 15.0 DEGREES NOMINAL |
| ABHP | OVERALL LENGTH | 6.375 INCHES MINIMUM |
| SR-1 | MANUFACTURERS CODE | 81348 |
| Components Related to NSN - 5120-00-277-1228, 5120002771228 | ||||
| 5120-00-425-8335 (5120004258335) | 5130-01-387-0255 (5130013870255) | 5120-00-131-8848 (5120001318848) | 5120-01-335-1508 (5120013351508) | |
| 5120-00-211-7526 (5120002117526) | 5120-01-552-9795 (5120015529795) | 5120-00-703-9152 (5120007039152) | 5120-01-563-8226 (5120015638226) | |
| 5120-00-473-4458 (5120004734458) | 5120-01-088-0026 (5120010880026) | 5120-01-148-1506 (5120011481506) | 5120-01-583-2213 (5120015832213) | |
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