| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-117-6268 (011176268) |
| NCB Code | USA (01) |
| Manufacturer | Nimikkeistokeskus Ncb Finland, Honeywell International Inc, M And M Aerospace Hardware Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.4405 INCHES MINIMUM AND 0.4410 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.2510 INCHES MINIMUM AND 1.2515 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.184 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| CQJW | TOP RECESS DIAMETER | 0.4805 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM |
| CRKG | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CSML | BOTTOM RECESS DIAMETER | 0.4805 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES OUTER |
| FEAT | SPECIAL FEATURES | CHAMFER 0.015 IN. MIN,0.025 IN. MAX OUTSIDE EDGE TOP AND BOTTOM |
| MATT | MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL OR QQ-A-225/8,TEMPER T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | EMS 52488,TY 2,CL 1,FSCM 99193 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |
| Components Related to NSN - 5310-01-117-6268, 5310011176268 | ||||
| 5340-01-631-5368 (5340016315368) | 5330-01-297-3590 (5330012973590) | 5360-00-245-2131 (5360002452131) | 5365-01-571-1663 (5365015711663) | |
| 5342-01-255-3551 (5342012553551) | 5330-01-556-4440 (5330015564440) | 5330-01-613-3472 (5330016133472) | 5342-01-259-3873 (5342012593873) | |
| 5340-00-575-1873 (5340005751873) | 5310-00-151-9032 (5310001519032) | 5315-01-622-0550 (5315016220550) | 5340-01-429-0419 (5340014290419) | |
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