NSN 5360-00-050-6552, 5360000506552
SPRING,HELICAL,COMPRESSION

Federal Supply Classification: FSC 5360 - Coil, Flat, Leaf, and Wire Springs
National Item Identification Number: NIIN 000506552
Codification Country: United States
Item Name Code: INC 04226
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

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know

CALL ABOUT NSN 5360-00-050-6552

Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

REQUEST QUOTE for 5360-00-050-6552

Have a list that needs to be quoted? Upload it here.

Upload a List

DLMS^® Summary

National Stock Number 5360-00-050-6552

National Stock Number (NSN) 5360-00-050-6552, or NIIN 000506552, (spring,helical,compression) 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 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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.

This NSN is assigned to Item Name Code (INC) 04226. [AN OPEN COILED SPRING, WOUND IN VARIOUS FORMS AND FROM DIFFERENT SHAPES AND TYPES OF MATERIALS AND FINISHED AT THE ENDS, DESIGNED TO PROVIDE RESISTANCE TO COMPRESSION FORCES. EXCLUDES:SPRINGS DESIGNED FOR THERMAL ACTUATION (SPRINGS IN WHICH THE TORSION FORCES ARE DESIGNED TO BE 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 5360000506552 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END STYLE: (ABQK) E1 SPRING END,GROUND BOTH ENDS
MATERIAL: (MATT) UNABLE TO DECODE
END STYLE: (ABQK) LEFT HAND GROUND BOTH ENDS
COIL HELIX DIRECTION: (AXLH) RIGHT-HAND OR LEFT-HAND
COIL QUANTITY: (APCN) 8
END STYLE: (ABQK) SPRING END,GROUND BOTH ENDS
INSIDE DIAMETER: (AARX) 0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM
LOAD RATING: (ASZD) 1.800 POUNDS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-W-470, COMP A FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-470, COMP B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: (MATT) STEEL UNS K08500 OVERALL
SPRING FREE LENGTH: (AGEK) 0.500 INCHES NOMINAL
SPRING FREE OUTSIDE DIAMETER: (AXLQ) 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
SPRING SOLID LENGTH: (AXJQ) 0.200 INCHES NOMINAL
SPRING LENGTH UNDER LOAD: (CSZP) 0.200 INCHES NOMINAL
SPRING SOLID OUTSIDE DIAMETER: (AXJR) 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
STYLE DESIGNATOR: (STYL) CYLINDRICAL
SURFACE TREATMENT: (SFTT) PHOSPHATE OVERALL
SURFACE TREATMENT: (SFTT) UNABLE TO DECODE
END STYLE: (ABQK) UNABLE TO DECODE