NSN 4010-01-255-7979, 4010012557979
CHAIN ASSEMBLY,SINGLE LEG

Federal Supply Classification: FSC 4010 - Chain and Wire Rope
National Item Identification Number: NIIN 012557979
Codification Country: United States
Item Name Code: INC 09765
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 4010-01-255-7979

National Stock Number (NSN) 4010-01-255-7979, or NIIN 012557979, (chain assembly,single leg) was assigned May 27, 1987 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. 2 of those 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.

This NSN is assigned to Item Name Code (INC) 09765. [AN ASSEMBLY OF CHAIN(S), WITH OR WITHOUT ATTACHMENTS, IN A CONTINUOUS RUN FROM END TO END. IT MAY CONTAIN ONE OR MORE INTERMEDIATE AND/OR END ATTACHMENTS, SUCH AS SLIDING OR FIXED RINGS, SWIVELS, HOOKS, OR THE LIKE.]. 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 4010012557979 contains an unknown precious metal.

This information was last updated on Jun 01, 2025.

Technical Characteristics

ATTACHMENT STYLE: (AMXF) S HOOK FIRST END
BREAKING STRENGTH: (BZQQ) 280.0 POUNDS MINIMUM
DIAMETER: (ABMZ) 0.072 INCHES NOMINAL STOCK
FURNISHED ITEMS AND QUANTITY: (TMQY) 1 S HOOK
END TYPE: (APTD) PLAIN SECOND END
END TYPE: (APTD) TERMINAL ATTACHMENT FIRST END
FABRICATION METHOD: (AARN) FORMED
OVERALL LENGTH: (ABHP) 0.333 FEET NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) STM A466,UNS K02501 ASSN STD SINGLE MATERIAL RESPONSE OR RR-C-271,TABLE 1,UNS K03505 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: (MATT) STEEL OVERALL
QUANTITY PER UNIT OF MEASURE: (CTXZ) 12 PER FOOT
STYLE DESIGNATOR: (STYL) DOUBLE LOOP 1
SUPPLEMENTARY FEATURES: (SUPP) REF DATA ASTM A466,CLASS DL AND FED SPEC RR-C-271,TYPE 2,CLASS 2,MATL SIZE 0.072 IN. (1.83 MM)