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NSN 5360-00-829-1328, 5360008291328
SPRING,HELICAL,TORSION

Federal Supply Classification
FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number
NIIN 008291328
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 5360-00-829-1328

National Stock Number (NSN) 5360-00-829-1328, or NIIN 008291328, (spring,helical,torsion) was assigned January 1, 1962 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 a year. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE5EK21V2094, SPE5EK15V2004, SPM5E213M4253, SPM5M112V0895, SPM5M112V0895. The total value of the awarded contracts has been US$ 4,620.07.

This NSN is somewhat common among different platforms, belonging to 3 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 Dec 18, 2013, 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 5360008291328 contains an unknown precious metal.

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) END W/LH HELIX OF COIL ANGLED TO CENTER SECTION AND END W/RH HELIX OF COIL ANGLED TO CENTER SECTION
CENTER STYLE
(CXWF) U TYPE
CENTER LOOP RADIUS
(AXLY) 0.375 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
CENTER SECTION WIDTH
(AHQA) 0.984 INCHES NOMINAL
COIL AXIS TO CENTER SECTION DISTANCE
(AXLX) 2.415 INCHES NOMINAL
COIL HELIX DIRECTION
(AXLH) LEFT-HAND OR RIGHT-HAND
END LENGTH FROM COIL AXIS TO FIRST BEND
(CXTM) 1.125 INCHES NOMINAL BOTH ENDS
END LENGTH FROM FIRST BEND TO SECOND BEND OR END
(CXTN) 0.375 INCHES NOMINAL BOTH ENDS
END LENGTH
(CXTH) 1.438 INCHES MINIMUM BOTH ENDS AND 1.562 INCHES MAXIMUM BOTH ENDS
END STYLE
(ABQK) STRAIGHT ANGULAR END BOTH ENDS
END TANGENT ANGLE
(CXTS) 30.0 DEGREES NOMINAL
INSIDE DIAMETER
(AARX) 0.562 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-W-412,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
SPRING FREE LENGTH
(AGEK) 1.218 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER
(AXLQ) 0.796 INCHES MINIMUM AND 0.827 INCHES MAXIMUM
STYLE DESIGNATOR
(STYL) SINGLE TORSION RIGHT HAND

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