NSN 3950-01-027-4388, 3950010274388
SLEEVE,GROOVED

Federal Supply Classification: FSC 3950 - Winches, Hoists, Cranes, and Derricks
National Item Identification Number: NIIN 010274388
Codification Country: United States
Item Name Code: INC 77777
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 3950-01-027-4388

National Stock Number (NSN) 3950-01-027-4388, or NIIN 010274388, (sleeve,grooved) was assigned September 17, 1976 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number 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 assigned to Item Name Code (INC) 77777. 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 3950010274388 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) 24.290 IN. OD,24.000 ROOT DIA.,23.000 IN. ID,15.198 IN. FINISH WIDTH TO FIT A DRUM 15.258 IN. WIDE,RIGHT HAND GROOVE FOR 0.512 IN. MIN DIA WIRE ROPE,10 HOLES DRILL AND COUNTERSINK FOR 3/4 10 NC FLAT HEAD SOCKET CAP SCREW