| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-680-9101 (006809101) |
| NCB Code | USA (00) |
| Manufacturer | Federal Specifications |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.640 INCHES MINIMUM AND 0.663 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.797 INCHES MINIMUM AND 1.830 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.059 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY 651 OVERALL OR COPPER ALLOY 655 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-591 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | FLAT EXTERNAL AND INTERNAL TEETH |
| TEST | TEST DATA DOCUMENT | 81348-FFW100 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS,BROCHURES,ETC.,THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS,INDUSTRY DIRECTORIES,AND SIMILAR TRADE PUBLICATIONS,REFLECTING GE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 5 TYPE AND 1 STYLE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MOD BY MATERIAL |
| Relevant Components for NSN - 5310-00-680-9101, 5310006809101 | ||||
| 5330-00-037-6893 (5330000376893) | 5307-00-803-5029 (5307008035029) | 5306-00-638-8373 (5306006388373) | 5330-01-185-7225 (5330011857225) | |
| 5365-00-089-1699 (5365000891699) | 5331-01-025-7783 (5331010257783) | 5330-01-362-7880 (5330013627880) | 5307-01-286-8388 (5307012868388) | |
| 5340-01-407-7865 (5340014077865) | 5340-01-609-2404 (5340016092404) | 5330-01-167-2303 (5330011672303) | 5340-01-145-4055 (5340011454055) | |
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