| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-924-4923 (009244923) |
| NCB Code | USA (00) |
| Manufacturer | Ampex Systems Corp, Rodale Wireless Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.141 INCHES MINIMUM AND 1.171 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.922 INCHES MINIMUM AND 1.952 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| ABMH | RECESS DEPTH | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| FEAT | SPECIAL FEATURES | 4 HOLES 0.140 IN. DIA EQUALLY SPACED 90 DEGREES ON 1.437 IN. BOLT CIRCLE |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Components Related to NSN - 5310-00-924-4923, 5310009244923 | ||||
| 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) | |
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