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) | 00-795-6540 (007956540) |
| NCB Code | USA (00) |
| Manufacturer | Koehring Cranes Inc, Chief Of Engineers, Cecom Lr Center |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 11172-11-3 | koehring cranes inc | spring helical extension | RFQ |
| 11172-11-3 | chief of engineers | spring helical extension | RFQ |
| 13212E2878 | cecom lr center | spring helical extension | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.332 INCHES MINIMUM AND 0.352 INCHES MAXIMUM |
| ABPP | OPENING WIDTH | 0.125 INCHES NOMINAL BOTH ENDS |
| ABQK | END STYLE | RAISED HOOK BOTH ENDS |
| AGEK | SPRING FREE LENGTH | 2.346 INCHES NOMINAL |
| APGF | DESIGN TYPE | CLOSED |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| AXLP | SPRING DEFLECTION RATE | 3.000 POUNDS PER INCH MINIMUM AND 4.000 POUNDS PER INCH MAXIMUM |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | STRESS RELIEVE AT 500 DEG F MIN TO 550 DEG MAX FOR 30 MINUTES AFTER FORMING |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A228-68 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5360-00-795-6540, 5360007956540 | ||||
| 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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