NSN 5360-00-318-9290, 5360003189290
SPRING,HELICAL,TORSION

Federal Supply Classification: FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number: NIIN 003189290
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: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5360-00-318-9290

National Stock Number (NSN) 5360-00-318-9290, or NIIN 003189290, (spring,helical,torsion) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

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

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.

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 5360003189290 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END ANGULAR RELATIONSHIP: (AXMH) ENDS PARALLEL ONE TO OTHER
COIL HELIX DIRECTION: (AXLH) LEFT-HAND
COIL QUANTITY: (APCN) 7
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: (CXTN) UNABLE TO DECODE
END LENGTH: (CXTH) UNABLE TO DECODE
END STYLE: (ABQK) UNABLE TO DECODE
INSIDE DIAMETER: (AARX) 0.9375 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) UNABLE TO DECODE
MATERIAL: (MATT) UNABLE TO DECODE
SPRING FREE LENGTH: (AGEK) 1.0625 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER: (AXLQ) 1.15625 INCHES NOMINAL
STYLE DESIGNATOR: (STYL) SINGLE TORSION LEFT HAND
END STYLE: (ABQK) STRAIGHT BEND END (RIGHT) SECOND END
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
END STYLE: (ABQK) STRAIGHT OFFSET FIRST END
END LENGTH: (CXTH) 0.500 INCHES NOMINAL FIRST END
END LENGTH: (CXTH) 0.6875 INCHES NOMINAL SECOND END
MATERIAL: (MATT) STEEL UNS K08500 OVERALL
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: (CXTN) 0.500 INCHES NOMINAL SECOND END