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) | 00-939-0643 (009390643) |
| NCB Code | USA (00) |
| Manufacturer | Sps Technologies Inc, Alcoa Fastening Systems Ltd, Satair Usa Inc, Hi Shear Corporation, Huck International Inc, Alcoa Global Fasteners Inc, West Coast Aerospace Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HL83-6W | sps technologies inc | washer recessed | RFQ |
| HL83-6W | alcoa fastening systems ltd | washer recessed | RFQ |
| HL83-6W | satair usa inc | washer recessed | RFQ |
| HL83-6W | hi shear corporation | washer recessed | RFQ |
| HL83-6W | huck international inc | washer recessed | RFQ |
| HL83-6W | alcoa global fasteners inc | washer recessed | RFQ |
| HL83-6W | west coast aerospace inc | washer recessed | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| ABMH | RECESS DEPTH | 0.137 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-939-0643, 5310009390643 | ||||
| 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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