NSN 5360-00-821-9694, 5360008219694
SPRING,HELICAL,TORSION

Federal Supply Classification: FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number: NIIN 008219694
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 5360-00-821-9694

National Stock Number (NSN) 5360-00-821-9694, or NIIN 008219694, (spring,helical,torsion) was assigned April 23, 1972 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

This NSN is fairly common among different weapons systems, belonging to 12 different platforms.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 12, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

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 5360008219694 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END LENGTH: (CXTH) 0.312 INCHES NOMINAL FIRST END
MATERIAL: (MATT) STEEL UNS K08500 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-W-470 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT: (SFTT) CADMIUM OVERALL
END LENGTH: (CXTH) 0.572 INCHES NOMINAL SECOND END
HOOK RADIUS: (AXMC) 0.072 INCHES NOMINAL SECOND END
END STYLE: (ABQK) OFFSET HALF LOOP, LEFT END SECOND END
HOOK LEG LENGTH: (CXTR) 0.090 INCHES NOMINAL SECOND END
END STYLE: (ABQK) HINGE END FIRST END
END LENGTH FROM SECOND BEND TO THIRD BEND OR END: (CXTP) 0.090 INCHES NOMINAL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) GLPS 455,TYPE 2,CLASS 2,CAGE 14058 MFR REF SINGLE TREATMENT RESPONSE OVERALL
END ANGULAR RELATIONSHIP: (AXMH) ENDS ANGLED ONE TO OTHER
COIL HELIX DIRECTION: (AXLH) LEFT-HAND
COIL QUANTITY: (APCN) 7
END LENGTH FROM SECOND BEND TO THIRD BEND OR END: (CXTP) UNABLE TO DECODE
END LENGTH: (CXTH) UNABLE TO DECODE
END STYLE: (ABQK) UNABLE TO DECODE
HOOK LEG LENGTH: (CXTR) UNABLE TO DECODE
HOOK RADIUS: (AXMC) UNABLE TO DECODE
INSIDE DIAMETER: (AARX) 0.234 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) UNABLE TO DECODE
MATERIAL: (MATT) UNABLE TO DECODE
SPRING FREE LENGTH: (AGEK) 0.156 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER: (AXLQ) 0.270 INCHES NOMINAL
STYLE DESIGNATOR: (STYL) SINGLE TORSION LEFT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) UNABLE TO DECODE
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE