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NSN 2805-00-293-9702, 2805002939702
Cancelled -> Replaced by 2805003544343

Federal Supply Classification
FSC 2805 - Gasoline Reciprocating Engines, Except Aircraft; and Components
National Item Identification Number
NIIN 002939702
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 2805-00-293-9702

National Stock Number (NSN) 2805-00-293-9702, or NIIN 002939702, (valve,poppet,engine) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2805003544343.

There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 3 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 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 2805002939702 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

III MATERIAL AND LOCATION
(ANNQ) STEEL, SAE 2330 OVERALL
DISTANCE FROM FIRST GROOVE TO STEM END
(ALZH) 0.2102 INCHES NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END
(ALZJ) 0.5222 INCHES NOMINAL
CARBON RELIEF GROOVE
(ALYZ) NOT INCLUDED
CHAMFER ANGLE IN DEG
(AATE) 60.0
CHAMFER LENGTH
(AAZP) 0.0350 INCHES NOMINAL
FIRST GROOVE DIAMETER
(ALZL) 0.4687 INCHES MINIMUM AND 0.4837 INCHES MAXIMUM
FIRST GROOVE WIDTH
(ALZQ) 0.1420 INCHES NOMINAL
HEAD HEIGHT
(AASU) 0.2187 INCHES NOMINAL
HEAD STYLE
(AASK) MUSHROOM
OUTSIDE DIAMETER
(ABKV) 2.3750 INCHES MINIMUM AND 2.3850 INCHES MAXIMUM
MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, AISI/SAE 3140 OVERALL
MATERIAL AND LOCATION
(ANNQ) STEEL, SAE 2330 OVERALL
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 35.0 ROCKWELL C MINIMUM STEM
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 45.0 ROCKWELL C MAXIMUM STEM
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 64.0 ROCKWELL C MINIMUM TIP
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 65.0 ROCKWELL C MAXIMUM TIP
NECK RADIUS
(ALZB) 0.3750 INCHES NOMINAL
SEAT ANGLE IN DEG
(AJFY) 30.0
SECOND GROOVE DIAMETER
(ALZN) 0.4290 INCHES MINIMUM AND 0.4340 INCHES MAXIMUM
SECOND GROOVE WIDTH
(ALZR) 0.1420 INCHES NOMINAL
STEM DIAMETER
(ALZE) 0.4965 INCHES MINIMUM AND 0.4975 INCHES MAXIMUM
STEM LENGTH
(ALZD) 7.9688 INCHES NOMINAL
STEM STYLE
(ALYX) DOUBLE GROOVED
SECOND GROOVE WIDTH
(ALZR) 0.1420 NOMINAL INCHES
III MATERIAL AND LOCATION
(ANNQ) STEEL, FED STD 66, AISI/SAE 3140 OVERALL

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