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NSN 4320-01-221-8771, 4320012218771
SEAL ASSEMBLY,SHAFT,SPRING LOADE

Federal Supply Classification
FSC 4320 - Power and Hand Pumps
National Item Identification Number
NIIN 012218771
Codification Country
United States
Item Name Code
INC 32556
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.
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DLMS® Summary

National Stock Number 4320-01-221-8771

National Stock Number (NSN) 4320-01-221-8771, or NIIN 012218771, (seal assembly,shaft,spring loade) was assigned December 4, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 18 manufacturer part numbers associated with this NSN. 12 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 27 contracts issued for this part number, with 28 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7M121P4602, SPE7M520P5737, SPE7M119P5337, SPE7M518PE569, SPE7M018P4010. The total value of the awarded contracts has been US$ 605,200.71.

This NSN is somewhat common among different platforms, belonging to 4 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 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 32556. [A COMBINATION OF ITEMS USED IN SEALING VARIOUS ROTARY SHAFT EQUIPMENT. IT MAY INCLUDE ITEMS SUCH AS BELLOWS, DISK, DRIVE RING, FLEXIBLE DIAPHRAGM, MATING RING, O-RING, RETAINER, SEAT, SLEEVE, WASHER, AND THE LIKE. EXCLUDES:SEAL,PLAIN ENCASED.]. 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 4320012218771 does not contain precious metals.

This NSN is associated to Schedule B 8413919520: parts, nesoi, of pumps for liquids. The Schedule B End Use is listed as industrial engines. NAICS classification category 333911: pump and pumping equipment manufacturing.

This information was last updated on .


Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION
(TEXT) CONSISTS OF SPRING HOLDER,SPRING,ELASTOMER BELLOWS,DRIVING BAND,DRIVING NOTCH,DISC,RETAINER,PRIMARY SEALING RING,MATING RING,O-RING; TEMPERATURE RANGE MINUS 40 DEG TO 400 DEG F; PRESSURE,750 PSI; 2.375 IN. SHAFT DIA


Related Inventory

CPS-2375-44B
4320012218771
Condition NS
SEAL
Readily Available


 
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