| 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) | 01-054-2575 (010542575) |
| NCB Code | USA (01) |
| Manufacturer | British Standards Institution |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.018 INCHES MINIMUM AND 0.024 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.006 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 350.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 380.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM |
| MATT | MATERIAL | BERYLLIUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BS 2870,FSCM K0195 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| Components Related to NSN - 5310-01-054-2575, 5310010542575 | ||||
| 5365-01-582-0046 (5365015820046) | 5330-00-831-1630 (5330008311630) | 5310-00-526-8027 (5310005268027) | 5331-00-292-0605 (5331002920605) | |
| 5340-01-570-6866 (5340015706866) | 5340-01-685-9304 (5340016859304) | 5315-01-079-8245 (5315010798245) | 5305-00-620-3769 (5305006203769) | |
| 5310-01-200-9994 (5310012009994) | 5305-01-279-2343 (5305012792343) | 5365-00-616-5881 (5365006165881) | 5365-01-646-6190 (5365016466190) | |
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