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NSN 5360-00-780-2981, 5360007802981
SPRING,HELICAL,TORSION

Federal Supply Classification
FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number
NIIN 007802981
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 5360-00-780-2981

National Stock Number (NSN) 5360-00-780-2981, or NIIN 007802981, (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 3 manufacturer part numbers 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, 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 unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 30, 2011, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 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 5360007802981 does not contain precious metals.

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) SQUARE TYPE
CENTER SECTION WIDTH
(AHQA) 0.385 INCHES NOMINAL
COIL AXIS TO CENTER SECTION DISTANCE
(AXLX) 0.560 INCHES NOMINAL
COIL HELIX DIRECTION
(AXLH) LEFT-HAND OR RIGHT-HAND
END STYLE
(ABQK) PARALLEL END BOTH ENDS
END LENGTH FROM COIL AXIS TO FIRST BEND
(CXTM) 0.350 INCHES NOMINAL BOTH ENDS
END LENGTH FROM FIRST BEND TO SECOND BEND OR END
(CXTN) 0.060 INCHES NOMINAL BOTH ENDS
END TANGENT ANGLE
(CXTS) 120.0 DEGREES NOMINAL
INSIDE DIAMETER
(AARX) 0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 631 OVERALL
SPRING FREE LENGTH
(AGEK) 0.465 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER
(AXLQ) 0.330 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) SINGLE TORSION RIGHT HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PASSIVATE OVERALL

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