NSN 5360-00-490-6444, 5360004906444
SPRING,HELICAL,TORSION

Federal Supply Classification: FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number: NIIN 004906444
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 5360-00-490-6444

National Stock Number (NSN) 5360-00-490-6444, or NIIN 004906444, (spring,helical,torsion) was assigned September 24, 1969 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, there are no suppliers that 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 21, 2011, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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 5360004906444 contains an unknown precious metal.

This information was last updated on Apr 01, 2024.

Technical Characteristics

END ANGULAR RELATIONSHIP: (AXMH) ENDS PARALLEL ONE TO OTHER
COIL HELIX DIRECTION: (AXLH) RIGHT-HAND OR LEFT-HAND
COIL QUANTITY: (APCN) 10
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: (CXTN) 0.129 INCHES MAXIMUM SECOND END
END LENGTH FROM FIRST BEND TO SECOND BEND OR END: (CXTN) 0.127 INCHES MINIMUM FIRST END
END LENGTH FROM SECOND BEND TO THIRD BEND OR END: (CXTP) 0.197 INCHES MAXIMUM SECOND END
END STYLE: (ABQK) ONE HOOK END FIRST END
END STYLE: (ABQK) RIGHT HAND HELIX SECOND END
INSIDE DIAMETER: (AARX) 0.437 INCHES NOMINAL
SPRING FREE LENGTH: (AGEK) 1.125 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER: (AXLQ) 0.505 INCHES MINIMUM AND 0.509 INCHES MAXIMUM
STYLE DESIGNATOR: (STYL) SINGLE TORSION LEFT HAND
SURFACE TREATMENT: (SFTT) PASSIVATE OVERALL