Model: 909D138-25

Valve Seat

Properties:

Flange Diameter

1.812 inches

Body Outside Diameter

1.562 inches

Body Inside Diameter

0.969 inches

Seat Radius

Between 0.214 inches and 0.224 inches

Flange Seat To Disk End Height

0.312 inches

Under Flange Height

1.438 inches

Seal Accommodation Type

Grooved

Seating Surface Shape

Radial

Material

Rod, welding, surfacing face

Material

Steel body

Material Specification

Mil-r-17131, type mil-rcocr-a military specification single material response face

Material Specification

Qq-s-763, class 410 federal specification single material response body

Style Designator

Plain flanged

NSN

2825-00-818-1049

Part Number

909D138-25

Description

Seat,valve

CAGE

88657

Part 909D138-25 NSN 2825-00-818-1049

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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