NSN 4320-00-103-5654, 4320001035654
DRIVE SLEEVE,PUMP

Federal Supply Classification: FSC 4320 - Power and Hand Pumps
National Item Identification Number: NIIN 001035654
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 4320-00-103-5654

National Stock Number (NSN) 4320-00-103-5654, or NIIN 001035654, (drive sleeve,pump) was assigned June 12, 1968 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 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, with the most recent procurement date of Oct 29, 2012. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPM7M313M0385, SPM7M911V3550. The total value of the awarded contracts has been US$ 207.88.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 07, 2010, 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) 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 4320001035654 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CRES; 1.000 IN. LARGEST OD BY 1.405 IN. LG; DOUBLE HUB; FIRST HUB STEPPED; FIRST STEP THD 3/8-24UNF-2A-RH,0.406 IN. THD LG; SECOND STEP 0.500 IN. OD BY 0.531 IN. LG W/WOODRUFF KEYWAY 0.438 IN. LG BY 0.093 IN. W BY 0.150 IN. DP; SECOND HUB 0.875 IN. OD BY 0.875 IN. LG W/4 SPLITS EVENLY SPACED; SECOND END HAS PARTIAL BORE,0.625 IN. DIA BY 2.130 IN. DP