| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-249-3714 (012493714) |
| NCB Code | USA (01) |
| Manufacturer | Precision Airparts Support Services Inc, Rockwell Collins Aerospace, Speco Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.253 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.605 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.188 INCHES NOMINAL |
| ABMH | RECESS DEPTH | 0.161 INCHES MINIMUM AND 0.165 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1074 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Components Related to NSN - 5310-01-249-3714, 5310012493714 | ||||
| 5340-01-301-6428 (5340013016428) | 5315-01-359-8766 (5315013598766) | 5330-01-647-7723 (5330016477723) | 5330-00-883-3709 (5330008833709) | |
| 5330-01-632-1994 (5330016321994) | 5330-01-209-0521 (5330012090521) | 5306-00-687-6359 (5306006876359) | 5331-01-699-1752 (5331016991752) | |
| 5340-00-337-5707 (5340003375707) | 5340-00-427-0270 (5340004270270) | 5342-00-467-6645 (5342004676645) | 5340-01-227-0536 (5340012270536) | |
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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