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) | 00-939-0921 (009390921) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, Federal Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS35335-81 | military standards corp | washer lock | RFQ |
| FFW100 | federal specifications | washer lock | RFQ |
| MS35335-95 | military standards corp | washer lock | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.641 INCHES MINIMUM AND 0.663 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.045 INCHES MINIMUM AND 1.070 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.042 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 92.0 ROCKWELL B MINIMUM AND 97.0 ROCKWELL B MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY OVERALL OR COPPER ALLOY 425 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-750,COMP A FED SPEC 1ST MATERIAL RESPONSE OVERALL OR CDA ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | FLAT EXTERNAL TEETH |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 STYLE AND 3 OR 4 COMPOSITION |
| Relevant Components for NSN - 5310-00-939-0921, 5310009390921 | ||||
| 5355-00-582-7370 (5355005827370) | 5340-01-492-4288 (5340014924288) | 5340-00-523-3711 (5340005233711) | 5330-01-275-9444 (5330012759444) | |
| 5340-01-238-2053 (5340012382053) | 5365-01-693-2245 (5365016932245) | 5331-01-258-8240 (5331012588240) | 5365-01-672-1629 (5365016721629) | |
| 5365-01-432-4280 (5365014324280) | 5365-01-654-1906 (5365016541906) | 5340-01-451-0804 (5340014510804) | 5340-01-489-6012 (5340014896012) | |
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