Model: 3803521

Engine Poppet Valve

Description:

Flat head style, 0.1840 inches head height, 0.0150 inches chamfer length, 1.2630 inches outside diameter, 30.0 seat angle in deg.

Special Features:

Used on cumming diesel engines; mdl jn, jns, jt

Properties:

Head Style

Flat

Head Height

Between 0.1840 inches and 0.1940 inches

Chamfer Angle In Deg

45.0

Chamfer Length

Between 0.0150 inches and 0.0300 inches

Outside Diameter

1.2630 inches

Minor Outside Diameter

0.3080 inches

Minor Diameter Length

0.7500 inches

Seat Angle In Deg

30.0

Stem Style

Double grooved

Carbon Relief Groove

Not included

Neck Radius

0.4062 inches

Stem Length

Between 5.8350 inches and 5.8500 inches

Stem Diameter

0.3410 inches

Distance From First Groove To Stem End

Between 0.3320 inches and 0.3630 inches

Distance From Second Groove To Stem End

Between 0.7400 inches and 0.7600 inches

First Groove Diameter

Between 0.2400 inches and 0.2460 inches

Second Groove Diameter

Between 0.2400 inches and 0.4060 inches

First Groove Width

0.0625 inches

Second Groove Width

0.0625 inches

Material And Location

Steel stem

Material And Location

Steel, corrosion resisting head

NSN

2815-00-034-4701

Part Number

3803521

Description

Valve,poppet,engine

CAGE

15434

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 3803521 NSN 2815-00-034-4701

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.2000lbs

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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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