AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Concave |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-177-7541 (001777541) |
| NCB Code | USA (00) |
| Manufacturer | Hi Shear Corporation, Alcoa Global Fasteners Inc, Huck International Inc, Rockwell International Corp, Sps Technologies Inc, West Coast Aerospace Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| HL75-8W | hi shear corporation | washer concave | RFQ |
| HL75-8W | alcoa global fasteners inc | washer concave | RFQ |
| HL75-8W | huck international inc | washer concave | RFQ |
| HE114-0030-0108 | rockwell international corp | washer concave | RFQ |
| HL75-8W | sps technologies inc | washer concave | RFQ |
| HL75-8W | west coast aerospace inc | washer concave | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| HEAT | HEAT TREATMENT | AS FABRICATED |
| MATT | MATERIAL | STEEL COMP 630 OVERALL OR STEEL COMP 631 OVERALL OR STEEL COMP 632 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS5520 ASSN STD 2ND MATERIAL RESPONSE OVERALL OR AMS 5528 ASSN STD 3RD 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 | CONCAVE |
| Relevant Components for NSN - 5310-00-177-7541, 5310001777541 | ||||
| 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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