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NSN 5360-00-172-7321, 5360001727321
SPRING,HELICAL,TORSION

Federal Supply Classification
FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number
NIIN 001727321
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.
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DLMS® Summary

National Stock Number 5360-00-172-7321

National Stock Number (NSN) 5360-00-172-7321, or NIIN 001727321, (spring,helical,torsion) was assigned November 27, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 10, 2017. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE5EJ18P0072, SPE5EM16V2522, SPE5EM16V2522. The total value of the awarded contracts has been US$ 1,374.21.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 5360001727321 does not contain precious metals.

This NSN is associated to Schedule B 7320205000: helical springs not suitable for motor-vehicle suspension, of iron or steel. The Schedule B End Use is listed as finished metal shapes.

This information was last updated on .

Technical Characteristics

END ANGULAR RELATIONSHIP
(AXMH) ENDS ANGLED ONE TO OTHER
COIL HELIX DIRECTION
(AXLH) RIGHT-HAND
COIL QUANTITY
(APCN) 4-1/2
END LENGTH FROM COIL AXIS TO FIRST BEND
(CXTM) 0.312 INCHES NOMINAL SECOND END
END LENGTH FROM FIRST BEND TO SECOND BEND OR END
(CXTN) 0.250 INCHES NOMINAL SECOND END
END LENGTH
(CXTH) 0.453 INCHES NOMINAL FIRST END
END LENGTH
(CXTH) 0.562 INCHES NOMINAL SECOND END
END STYLE
(ABQK) STRAIGHT ANGULAR END SECOND END
END TANGENT ANGLE
(CXTS) 30.0 DEGREES NOMINAL
INSIDE DIAMETER
(AARX) 0.344 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-W-423,FORM 1,COND B FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL
(MATT) STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL
SPRING DEFLECTION RATE
(AXLP) 6.650 POUNDS PER INCH NOMINAL
SPRING FREE LENGTH
(AGEK) 0.344 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER
(AXLQ) 0.468 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) SINGLE TORSION LEFT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

Manufacturer Part Numbers

2586419

RNCC
3
RNVC
2
5360001727321

001727321

001727321


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