| 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) | 01-380-7951 (013807951) |
| NCB Code | USA (01) |
| Manufacturer | Simmonds Precision Products Inc, Nimikkeistokeskus Ncb Finland, Boeing Company The, Seastrom Manufacturing Co Inc, Moeller Manufacturing And Supply Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| ST4M159-4 | simmonds precision products inc | washer spring tension | 89305 | RFQ |
| 10122269 | nimikkeistokeskus ncb finland | washer spring tension | a486g | RFQ |
| ST4M159-4 | boeing company the | washer spring tension | 76301 | RFQ |
| A448-3-4 | seastrom manufacturing co inc | washer spring tension | 86928 | RFQ |
| ST4M159-4 | moeller manufacturing and supply inc | washer spring tension | 58009 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 0.412 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAUB | HOLE DIAMETER | 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| MATT | MATERIAL | COPPER OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMB 152 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SPRING TENSION |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| Relevant Components for NSN - 5310-01-380-7951, 5310013807951 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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