| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-101-4948 (011014948) |
| NCB Code | USA (01) |
| Manufacturer | Nimikkeistokeskus Ncb Finland, Inspektorat Wsparcia Sil Zbrojnych, Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.252 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| CQJW | TOP RECESS DIAMETER | 0.308 INCHES NOMINAL |
| CRKG | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CSML | BOTTOM RECESS DIAMETER | 0.308 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES TOP |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |
| Relevant Components for NSN - 5310-01-101-4948, 5310011014948 | ||||
| 5355-00-871-8773 (5355008718773) | 5340-01-243-1107 (5340012431107) | 5315-01-506-6976 (5315015066976) | 5360-01-371-2450 (5360013712450) | |
| 5305-01-613-5639 (5305016135639) | 5330-01-519-5567 (5330015195567) | 5310-01-577-1001 (5310015771001) | 5342-01-650-6980 (5342016506980) | |
| 5325-01-544-9407 (5325015449407) | 5330-01-276-9620 (5330012769620) | 5340-01-659-7595 (5340016597595) | 5340-01-362-7603 (5340013627603) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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