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) | 00-298-7523 (002987523) |
| NCB Code | USA (00) |
| Manufacturer | Mercer Products And Manufacturing, Aero Engineering And Manufacturing, Lockheed Martin Corporation, All Power Manufacturing Co Inc, Inspektorat Wsparcia Sil Zbrojnych |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 338948 | mercer products and manufacturing | washer recessed | RFQ |
| 338948 | aero engineering and manufacturing | washer recessed | RFQ |
| 338948 | lockheed martin corporation | washer recessed | RFQ |
| 338948 | all power manufacturing co inc | washer recessed | RFQ |
| 5310PL1014280 | inspektorat wsparcia sil zbrojnych | washer recessed | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 2.437 INCHES MINIMUM AND 2.438 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 3.200 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 3.040 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 80.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | OUTER EDGE CHAMFERED |
| MATT | MATERIAL | STEEL COMP 8630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6050,COND C1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-298-7523, 5310002987523 | ||||
| 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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