E-255S

Engine Poppet Valve

NSN 2805-00-718-3957

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

007183957

Technical Specifications of NSN

Head Style:

Flat

Head Height:

Between 0.1860 inches and 0.2010 inches

Chamfer Angle In Deg:

15.0

Chamfer Length:

Between 0.0020 inches and 0.0100 inches

Outside Diameter:

Between 1.4950 inches and 1.5050 inches

Seat Angle In Deg:

46.0

Stem Style:

Double grooved

Carbon Relief Groove:

Not included

Neck Radius:

0.3440 inches

Stem Length:

Between 4.7120 inches and 4.7470 inches

Stem Diameter:

Between 0.3400 inches and 0.3407 inches

Distance From First Groove To Stem End:

0.2890 inches

Distance From Second Groove To Stem End:

Between 0.5290 inches and 0.5390 inches

First Groove Diameter:

Between 0.2970 inches and 0.3030 inches

Second Groove Diameter:

Between 0.2970 inches and 0.3030 inches

First Groove Width:

Between 0.0950 inches and 0.1050 inches

Second Groove Width:

0.1050 mils and 0.1150 centimeters

Material And Location:

Cobalt alloy tip

Material And Location:

Cobalt alloy seat face

Material And Location:

Steel, federal standard 66, sae hnv3 stem

Material And Location:

Steel, federal standard 66, sae hnv3 head

Metallic Hardness Rating And Location:

32.0 rockwell c

Fsc Application Data:

Gasoline engine

NSN:

2805-00-718-3957

Item Name:

Engine Valve,exhaust

Cage Code:

83087

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

3735316

Cage Code:

7X677

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

B34528

Cage Code:

88907

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

D-1679S

Cage Code:

95019

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

149859

Cage Code:

30076

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

189610

Cage Code:

04627

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

3735316

Cage Code:

11862

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

1679S

Cage Code:

54509

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15884

FIIG:

A11200

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.5000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Exhaust Engine Valve"

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.