AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-159-6295 (001596295) |
| NCB Code | USA (00) |
| Manufacturer | Anillo Industries Inc, Sps Technologies Inc, Huck International Inc, Boeing Company The, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| ACL22-4 | anillo industries inc | washer recessed | RFQ |
| WCL22-4 | sps technologies inc | washer recessed | RFQ |
| RA82001-4 | huck international inc | washer recessed | RFQ |
| 4D0003-4C | boeing company the | washer recessed | RFQ |
| GW502BA4C | northrop grumman systems corporation | washer recessed | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM |
| ABMH | RECESS DEPTH | 0.046 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| CSTM | RECESS ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL OR STEEL COMP 1050 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 5085 ASSN STD 2ND 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 - 5310-00-159-6295, 5310001596295 | ||||
| 5305-00-825-1285 (5305008251285) | 5315-01-177-1845 (5315011771845) | 5340-01-536-0624 (5340015360624) | 5330-01-398-3824 (5330013983824) | |
| 5365-00-602-2520 (5365006022520) | 5340-01-658-6711 (5340016586711) | 5306-00-488-7520 (5306004887520) | 5310-00-443-4905 (5310004434905) | |
| 5305-00-579-4230 (5305005794230) | 5306-01-488-3599 (5306014883599) | 5340-01-429-0378 (5340014290378) | 5305-01-208-9074 (5305012089074) | |
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