| 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) | 00-596-6591 (005966591) |
| NCB Code | USA (00) |
| Manufacturer | Honeywell International Inc, Lockheed Martin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.421 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.078 INCHES MINIMUM AND 0.109 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.005 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 47.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| HUES | COLOR | BLACK OVERALL |
| MATT | MATERIAL | STEEL COMP 1095 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7947 ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL OR 47-5-27 TYB,NO.2,COM1 FSCM 56232 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE FILM OVERALL |
| Components Related to NSN - 5310-00-596-6591, 5310005966591 | ||||
| 5365-01-353-6485 (5365013536485) | 5365-01-314-0869 (5365013140869) | 5365-01-538-9415 (5365015389415) | 5330-01-360-0946 (5330013600946) | |
| 5330-01-260-4708 (5330012604708) | 5342-01-109-4185 (5342011094185) | 5331-01-608-0793 (5331016080793) | 5305-00-298-4681 (5305002984681) | |
| 5315-00-514-0217 (5315005140217) | 5330-01-528-4162 (5330015284162) | 5310-01-312-3813 (5310013123813) | 5360-00-969-4423 (5360009694423) | |
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