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NSN 4310-00-979-9295, 4310009799295
CYLINDER PISTON ASSEMBLY

Federal Supply Classification
FSC 4310 - Compressors and Vacuum Pumps
National Item Identification Number
NIIN 009799295
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.
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DLMS® Summary

National Stock Number 4310-00-979-9295

National Stock Number (NSN) 4310-00-979-9295, or NIIN 009799295, (cylinder piston assembly) was assigned January 1, 1962 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2005, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 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 4310009799295 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION
(TEXT) ALUMINUM ALLOY CYLINDER,CRES PISTON; 3.500 IN. H O/A; 3.188 DIA CYLINDER; 9 COOLING FINS; ONE SIDE PORT 0.500-20 UNF,RH INTERNAL THD,PORT CENTRALLY LOCATED; OTHER SIDE PORT LOCATED 180.0 DEG FROM CENTER PORT AT TOP SIDE OF CYLINDER 0.375-20 UN,RH INTERNAL THD; EXHAUST PORT LOCATED TOP CENTER OF CYLINDER 0.812-20 UNEF,RH INTERNAL THD; 1.875 IN. SQUARE RAISED FACE FLANGE W/4 UNTHD MTG HOLES 0.250 IN. DIA,EQUALLY SPACED 1.375 IN. C TO C; 0.219 IN. FLANGE THK; PISTON 2.656 IN. LG O/A,0.406 IN. DIA,0.188 IN. HEIGHT OF RAISED FACE; 0.969 IN. DIA CONNECTING ROD END; 0.406 IN. DIA CONNECTING ROD PIN HOLE

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