| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-561-5242 (015615242) |
| NCB Code | USA (01) |
| Manufacturer | J Blackwood & Son Ltd, Disc Lock International |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.820 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.381 INCHES NOMINAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISC LOCK WASHER SET |
| CZGP | UNLOADED LENGTH | 0.242 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | C/O TWO WASHER SHAPED PIECES, EACH WITH 14 CAMS; TOTAL WIDTH TWO WASHERS 0.242 (6.15MM); INSIDE DIAMETER 0.820 (20.82 MM); OUTSIDE DIAMETER 1.381 (35.08 MM) |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| SUPP | SUPPLEMENTARY FEATURES | 3/4 INCH LOCKWASHER; ZINC PLATED |
| Relevant Components for NSN - 5310-01-561-5242, 5310015615242 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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