NSN 4310-00-393-5973, 4310003935973
SLEEVE,SLIDING CLUTCH

Federal Supply Classification: FSC 4310 - Compressors and Vacuum Pumps
National Item Identification Number: NIIN 003935973
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 4310-00-393-5973

National Stock Number (NSN) 4310-00-393-5973, or NIIN 003935973, (sleeve,sliding clutch) was assigned January 1, 1961 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. 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, 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 4310003935973 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) RCAST IRON MATERIAL;5.187 IN. O/A DIA 2.500 IN. WIDTH 2.506 IN. BORE DIA W/FOUR EARS 0.750 IN. WIDTH,SLOTED 0.254 IN. WIDE,W/ONE HOLE 0.250 IN. DIA IN EACH EAR;2 HOLES 0.489 IN. DIA 1.750 IN. DEEP 180 DEG APART ON FACE
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CAST IRON MATERIAL;5.187 IN. O/A DIA 2.500 IN. WIDTH 2.506 IN. BORE DIA W/FOUR EARS 0.750 IN. WIDTH,SLOTED 0.254 IN. WIDE,W/ONE HOLE 0.250 IN. DIA IN EACH EAR;2 HOLES 0.489 IN. DIA 1.750 IN. DEEP 180 DEG APART ON FACE