UH13888

Valve Seat

NSN 4820-00-868-8957

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

008688957

Detail Specifications

Flange Diameter:

0.457 inches

Body Outside Diameter:

0.452 inches

Body Inside Diameter:

0.215 inches

Flange Seat To Disk End Height:

0.100 inches

Under Flange Height:

0.181 inches

Seal Accommodation Type:

Recessed

Hardness Rating:

53.0 rockwell c and 58.0 rockwell c

Seating Surface Shape:

Flat

Material:

Steel comp 440c

Surface Treatment:

Anodize

Style Designator:

Plain flanged

NSN:

4820-00-868-8957

Item Name:

Seat,ring

Cage Code:

12736

Manufacturer Part Numbers

No other part numbers with same form, fit, and function found.

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

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:

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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Pricing & Availability

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Definition Definition of approved item name (AIN): "Ring Seat"

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.