Model: 4351494

Engine Poppet Valve

Properties:

Head Style

Mushroom

Head Height

Between 0.1760 inches and 0.2060 inches

Chamfer Angle In Deg

45.0

Chamfer Length

0.0156 inches

Outside Diameter

Between 1.5060 inches and 1.5160 inches

Seat Angle In Deg

45.0

Stem Style

Double grooved

Carbon Relief Groove

Not included

Neck Radius

1.3750 inches

Stem Length

Between 5.6700 inches and 5.6800 inches

Stem Diameter

Between 0.3095 inches and 0.3100 inches

Distance From First Groove To Stem End

Between 0.2970 inches and 0.3170 inches

Distance From Second Groove To Stem End

0.9531 inches

First Groove Diameter

Between 0.2670 inches and 0.2730 inches

Second Groove Diameter

Between 0.2920 inches and 0.2980 inches

First Groove Width

Between 0.0950 inches and 0.1050 inches

Second Groove Width

0.0180 inches

Material And Location

Steel, federal standard 66, aisi/sae 3140

Fsc Application Data

Diesel engine

NSN

2815-00-516-6287

Part Number

4351494

Description

Valve,poppet,engine

CAGE

6N299

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.

Part 4351494 NSN 2815-00-516-6287

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15884

FIIG:

A11200

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

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

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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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Schedule B and Export

Schedule B: 8409998000
SITC: 71392
End Use: Industrial engines
NAICS: 333618
USDA: 1

Freight Class: Parts for compression-ignition internal combustion piston engines (diesel), nesoi