| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-229-8765 (002298765) |
| NCB Code | USA (00) |
| Manufacturer | Hispano Suiza Groupe Safran, Safran Landing Systems, Alcoa Fastening Systems Ltd, Alcoa Global Fasteners Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.631 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.250 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.068 INCHES MINIMUM AND 0.088 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.770 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| ABMH | RECESS DEPTH | 0.075 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| CSTM | RECESS ANGLE | 90.0 DEGREES NOMINAL |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6785 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-229-8765, 5310002298765 | ||||
| 5330-00-037-6893 (5330000376893) | 5307-00-803-5029 (5307008035029) | 5306-00-638-8373 (5306006388373) | 5330-01-185-7225 (5330011857225) | |
| 5365-00-089-1699 (5365000891699) | 5331-01-025-7783 (5331010257783) | 5330-01-362-7880 (5330013627880) | 5307-01-286-8388 (5307012868388) | |
| 5340-01-407-7865 (5340014077865) | 5340-01-609-2404 (5340016092404) | 5330-01-167-2303 (5330011672303) | 5340-01-145-4055 (5340011454055) | |
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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