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NSN 2805-00-424-2795, 2805004242795
VALVE,POPPET,ENGINE

Federal Supply Classification
FSC 2805 - Gasoline Reciprocating Engines, Except Aircraft; and Components
National Item Identification Number
NIIN 004242795
Codification Country
United States
Item Name Code
INC 15884
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 2805-00-424-2795

National Stock Number (NSN) 2805-00-424-2795, or NIIN 004242795, (valve,poppet,engine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 6 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are 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 somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 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's rights to use data in its possession is questionable. (NOTE: This code is only applicable to parts under immediate buy requirements and only as long as rights to data are still under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15884. [A MUSHROOM OR TULIP-SHAPED ITEM HAVING A CIRCULAR HEAD WITH A CONICAL FACE AND AN EXTENDED STEM USED TO REGULATE THE FLOW OF INCOMING FUEL-AIR MIXTURE OR AIR INTO THE COMBUSTION CHAMBER OR EXHAUST GASES FROM THE COMBUSTION CHAMBER OF A RECIPROCATING INTERNAL COMBUSTION ENGINE.]. 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 2805004242795 contains an unknown precious metal.

This NSN is associated to Schedule B 8409918000: parts for spark-ignition internal combustion piston engines, nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.

This information was last updated on .


Technical Characteristics

MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, SAE VF2 SEAT FACE
MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, SAE EV4 HEAD
CARBON RELIEF GROOVE
(ALYZ) NOT INCLUDED
CHAMFER ANGLE IN DEG
(AATE) 45.0
CHAMFER LENGTH
(AAZP) 0.0312 INCHES NOMINAL
DISTANCE FROM GROOVE TO STEM END
(ALZG) 0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
FSC APPLICATION DATA
(ZZZV) GASOLINE ENGINE
GROOVE DIAMETER
(AAVZ) 0.2670 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM
GROOVE WIDTH
(ABGF) 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.1564 INCHES MINIMUM AND 0.1664 INCHES MAXIMUM
HEAD STYLE
(AASK) FLAT
OUTSIDE DIAMETER
(ABKV) 1.5570 INCHES MINIMUM AND 1.5670 INCHES MAXIMUM
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 30.0 ROCKWELL C MINIMUM STEM
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 40.0 ROCKWELL C MAXIMUM STEM
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 50.0 ROCKWELL C MINIMUM TIP
NECK RADIUS
(ALZB) 0.3125 INCHES NOMINAL
SEAT ANGLE IN DEG
(AJFY) 45.0
STEM DIAMETER
(ALZE) 0.3080 INCHES MINIMUM AND 0.3090 INCHES MAXIMUM
STEM LENGTH
(ALZD) 6.1641 INCHES MINIMUM AND 6.1791 INCHES MAXIMUM
STEM STYLE
(ALYX) GROOVED
III MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, SAE EV4 HEAD
III MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, SAE VF2 SEAT FACE
MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, AISI/SAE 8645 STEM
UNABLE TO DECODE
(ANNQ) UNABLE TO DECODE
III MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, AISI/SAE 8645 STEM

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