AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Spring Tension |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-052-0326 (000520326) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed, Raytheon Company, Military Standards Corp, Dimcogray Corporation, Cardwell Condester Corp, Aeronautical Standards Group, Norden Carl L Co Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 837689 | navair and navsea managed | washer spring tension | RFQ |
| 2690183-0001 | raytheon company | washer spring tension | RFQ |
| MS21332-41 | military standards corp | washer spring tension | RFQ |
| 4051323-0703 | raytheon company | washer spring tension | RFQ |
| A104-6-3 | dimcogray corporation | washer spring tension | RFQ |
| 537B21-41 | cardwell condester corp | washer spring tension | RFQ |
| AN3195-41 | aeronautical standards group | washer spring tension | RFQ |
| 3038-9127 | norden carl l co inc | washer spring tension | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.197 INCHES MINIMUM AND 0.201 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.008 INCHES MINIMUM AND 0.012 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290,CL 1,TY 5 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-052-0326, 5310000520326 | ||||
| 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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