AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Spring Helical Extension |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5360 Coil Flat Leaf and Wire Springs |
| National Item Identification Number (NIIN) | 00-531-0916 (005310916) |
| NCB Code | USA (00) |
| Manufacturer | Numax Electronics Inc, Springfield Armory |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.250 INCHES NOMINAL |
| ABQK | END STYLE | SHORT TWISTED HOOK BOTH ENDS |
| AGEK | SPRING FREE LENGTH | 1.688 INCHES NOMINAL |
| APCN | COIL QUANTITY | 17 |
| APGF | DESIGN TYPE | CLOSED |
| ASZD | LOAD RATING | 16.00 POUNDS NOMINAL |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.375 INCHES NOMINAL |
| AXMC | HOOK RADIUS | 0.250 INCHES NOMINAL BOTH ENDS |
| CSZP | SPRING LENGTH UNDER LOAD | 1.938 INCHES NOMINAL |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| Relevant Components for NSN - 5360-00-531-0916, 5360005310916 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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