AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 01-128-5640 (011285640) |
| NCB Code | USA (01) |
| Manufacturer | Fn Herstal Sa, Thales Australia Ltd, Ncb Hungary Honvedsegi Egyseges, Nimikkeistokeskus Ncb Finland, Selenia 2000 Srl |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 361.253.001 | fn herstal sa | spring helical torsion | RFQ |
| 22253 | thales australia ltd | spring helical torsion | RFQ |
| 711531509906 | ncb hungary honvedsegi egyseges | spring helical torsion | RFQ |
| 10420735 | nimikkeistokeskus ncb finland | spring helical torsion | RFQ |
| 3612530013 | selenia 2000 srl | spring helical torsion | RFQ |
| 3612530013 | fn herstal sa | spring helical torsion | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 5.1 MILLIMETERS NOMINAL |
| ABQK | END STYLE | ONE HOOK END FIRST END |
| ABQK | END STYLE | PARALLEL END SECOND END |
| ACVU | STOCK DIAMETER | 1.3 MILLIMETERS NOMINAL |
| AGAV | END ITEM IDENTIFICATION | MACHINE GUN,5.56-MM,M249 |
| AGEK | SPRING FREE LENGTH | 6.5 MILLIMETERS NOMINAL |
| APCN | COIL QUANTITY | 4 |
| AXLH | COIL HELIX DIRECTION | LEFT-HAND |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 7.7 MILLIMETERS NOMINAL |
| AXMH | END ANGULAR RELATIONSHIP | ENDS ANGLED ONE TO OTHER |
| CXTH | END LENGTH | 10.0 MILLIMETERS NOMINAL FIRST END |
| CXTH | END LENGTH | 14.5 MILLIMETERS NOMINAL SECOND END |
| CXTM | END LENGTH FROM COIL AXIS TO FIRST BEND | 6.0 MILLIMETERS NOMINAL SECOND END |
| CXTN | END LENGTH FROM FIRST BEND TO SECOND BEND OR END | 4.24 MILLIMETERS NOMINAL SECOND END |
| CXTP | END LENGTH FROM SECOND BEND TO THIRD BEND OR END | 5.0 MILLIMETERS NOMINAL SECOND END |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL AND PHOSPHATE ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD ALL TREATMENT RESPONSES OVERALL |
| STYL | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND |
| Relevant Components for NSN - 5360-01-128-5640, 5360011285640 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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