| Item Name | Washer Lock |
| INC Code | 14218 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-187-3202 (001873202) |
| NCB Code | USA (00) |
| Manufacturer | Daimler Chrysler, General Motors Corp, Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.144 INCHES MINIMUM AND 1.184 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.837 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.224 INCHES MINIMUM AND 0.244 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 STYLE AND A CLASS |
| Relevant Components for NSN - 5310-00-187-3202, 5310001873202 | ||||
| 5310-01-011-9703 (5310010119703) | 5310-01-631-4489 (5310016314489) | 5310-00-020-9053 (5310000209053) | 5310-01-041-3831 (5310010413831) | |
| 5310-01-180-5326 (5310011805326) | 5310-01-187-5440 (5310011875440) | 5310-00-092-6831 (5310000926831) | 5310-01-210-4885 (5310012104885) | |
| 5310-00-474-5240 (5310004745240) | 5310-00-474-3114 (5310004743114) | 5310-00-159-9146 (5310001599146) | 5310-01-528-9271 (5310015289271) | |
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ESD S20.20-2014 Certification |
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