NSN 5360-01-029-1164, 5360010291164
SPRING,HELICAL,TORSION

Federal Supply Classification: FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number: NIIN 010291164
Codification Country: United States
Item Name Code: INC 04228
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 5360-01-029-1164

National Stock Number (NSN) 5360-01-029-1164, or NIIN 010291164, (spring,helical,torsion) was assigned October 16, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 04228. [AN OPEN- OR CLOSE-WOUND COIL SPRING, CONSISTING OF ONE OR MORE HELICAL COILS WOUND FROM DIFFERENT SHAPES AND TYPES OF MATERIAL AND FINISHED AT THE ENDS, DESIGNED TO EXERT PRESSURE IN A ROTATING DIRECTION AROUND THE COIL AXIS. EXCLUDES:SPRINGS DESIGNED FOR THERMAL ACTUATION (SPRINGS IN WHICH THE TORSION FORCES ARE COUNTERACTED BY CHANGES IN TEMPERATURE) AND SPRING,REINFORCING,HOSE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5360010291164 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END LENGTH FROM SECOND BEND TO THIRD BEND OR END: (CXTP) 0.079 INCHES NOMINAL OVERALL
SURFACE TREATMENT: (SFTT) OXIDE OVERALL
MATERIAL: (MATT) STEEL OVERALL
END STYLE: (ABQK) OFFSET HINGE END, RIGHT SIDE FIRST END
HOOK RADIUS: (AXMC) 0.043 INCHES NOMINAL FIRST END
HOOK RADIUS: (AXMC) 0.045 INCHES NOMINAL BOTH ENDS
END ANGULAR RELATIONSHIP: (AXMH) ENDS ANGLED ONE TO OTHER
COIL HELIX DIRECTION: (AXLH) RIGHT-HAND
COIL QUANTITY: (APCN) 3-1/4
END LENGTH FROM SECOND BEND TO THIRD BEND OR END: (CXTP) UNABLE TO DECODE
END STYLE: (ABQK) UNABLE TO DECODE
HOOK RADIUS: (AXMC) UNABLE TO DECODE
INSIDE DIAMETER: (AARX) 0.272 INCHES NOMINAL
MATERIAL: (MATT) UNABLE TO DECODE
SPRING FREE LENGTH: (AGEK) 0.143 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER: (AXLQ) 0.344 INCHES NOMINAL
STYLE DESIGNATOR: (STYL) SINGLE TORSION LEFT HAND
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE
END STYLE: (ABQK) REDUCED LOOP END SECOND END