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) | 01-101-3148 (011013148) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company, Artcraft Machine Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.454 INCHES MINIMUM AND 0.459 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.790 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.562 INCHES MINIMUM AND 0.577 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.093 INCHES NOMINAL |
| CSTM | RECESS ANGLE | 120.0 DEGREES NOMINAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATT | MATERIAL | STEEL COMP 303SE OR STEEL COMP 316 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582,COND A ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-766,CL 316,COND A FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-35,TYPE 2 FED SPEC 2ND TREATMENT RESPONSE OR QQ-P-35,TYPE 3 FED SPEC 3RD TREATMENT RESPONSE OR QQ-P-35,TYPE 4 FED SPEC 4TH TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-01-101-3148, 5310011013148 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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