AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-013-4512 (000134512) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Itw Shakeproof Automotive Products, General Motors Corp, Daimler Chrysler |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.333 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.599 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1060 OVERALL OR STEEL COMP 1065 OVERALL OR STEEL COMP 1070 OVERALL OR STEEL COMP 1075 OVERALL OR STEEL COMP 1080 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | -QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| STYL | STYLE DESIGNATOR | COUNTERSINK EXTERNAL TEETH |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | C TYPE |
| Relevant Components for NSN - 5310-00-013-4512, 5310000134512 | ||||
| 5340-01-131-8536 (5340011318536) | 5306-01-438-9363 (5306014389363) | 5306-00-839-1951 (5306008391951) | 5330-00-854-3797 (5330008543797) | |
| 5330-99-729-7553 (5330997297553) | 5306-01-710-7805 (5306017107805) | 5310-01-125-4124 (5310011254124) | 5315-01-514-6048 (5315015146048) | |
| 5306-00-009-5138 (5306000095138) | 5340-01-575-9010 (5340015759010) | 5305-00-130-4358 (5305001304358) | 5310-01-513-5337 (5310015135337) | |
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