| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-623-7144 (016237144) |
| NCB Code | USA (01) |
| Manufacturer | Nord Lock Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.108 INCHES MINIMUM AND 1.128 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.639 INCHES MINIMUM AND 1.669 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | 2350-01-305-0028 |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | LOCK WASHER SET |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | EN 1.7182 IAW EN10083-3 MFR REF SINGLE MATERIAL RESPONSE OR ASTM A505 OR A506,QUENCH AND TEMPER ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,COND.2,TYPE VI;EMBRITTLEMENT RELIEF PER ASTM B850,CLASS ER-8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | TWO PIECE INTERLOCKING |
| Relevant Components for NSN - 5310-01-623-7144, 5310016237144 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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