| Item Name | Spring Helical Torsion |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5360 Coil Flat Leaf and Wire Springs |
| National Item Identification Number (NIIN) | 00-664-1637 (006641637) |
| NCB Code | USA (00) |
| Manufacturer | Lockheed Martin Corporation, Rca Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| K876641SUB7PT4 | lockheed martin corporation | spring helical torsion | 49671 | RFQ |
| K876641SUB7PT4 | rca corp | spring helical torsion | 21921 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.161 INCHES NOMINAL |
| AGEK | SPRING FREE LENGTH | 1.000 INCHES NOMINAL |
| APCN | COIL QUANTITY | 16 |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.219 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| AXMC | HOOK RADIUS | 0.078 INCHES NOMINAL OVERALL |
| AXMH | END ANGULAR RELATIONSHIP | ENDS PARALLEL ONE TO OTHER |
| CXTH | END LENGTH | 0.486 INCHES NOMINAL BOTH ENDS |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A228-51 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND |
| Components Related to NSN - 5360-00-664-1637, 5360006641637 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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