Model: 138886

Engine Poppet Valve

Properties:

Head Style

Flat

Head Height

Between 0.2150 inches and 0.2250 inches

Chamfer Angle In Deg

45.0

Chamfer Length

0.0156 inches

Outside Diameter

Between 1.8700 inches and 1.8800 inches

Minor Outside Diameter

Between 0.4315 inches and 0.4345 inches

Minor Diameter Length

Between 0.6400 inches and 0.6600 inches

Seat Angle In Deg

30.0

Stem Style

Double grooved

Carbon Relief Groove

Included

Neck Radius

0.6250 inches

Stem Length

6.3750 inches

Stem Diameter

Between 0.4500 inches and 0.4510 inches

Distance From First Groove To Stem End

0.3437 inches

Distance From Second Groove To Stem End

0.5312 inches

First Groove Diameter

Between 0.3630 inches and 0.3690 inches

Second Groove Diameter

Between 0.3630 inches and 0.3690 inches

First Groove Width

0.5312 inches

Second Groove Width

0.6250 inches

Material And Location

Steel

NSN

2815-00-994-4438

Part Number

138886

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 138886 NSN 2815-00-994-4438

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:

0.8000lbs

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