| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-912-7260 (009127260) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, Cooper Industries Inc, Laube Corp, Kwik File Storage Systems Llc, Slabe Machine Products Co The |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 521179 | united technologies corporation | washer recessed | 77445 | RFQ |
| 521179 | cooper industries inc | washer recessed | 04861 | RFQ |
| 521179 | laube corp | washer recessed | 06680 | RFQ |
| 521179 | kwik file storage systems llc | washer recessed | 00285 | RFQ |
| 521179 | slabe machine products co the | washer recessed | 97139 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.262 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| ABMH | RECESS DEPTH | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | W/S:ENGINE,AIRCRAFT J-52 |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-912-7260, 5310009127260 | ||||
| 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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