1617215-1

Valve Seat

NSN 4820-00-288-5407

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002885407

Product Technical Spec.

Flange Diameter:

Between 0.307 inches and 0.309 inches

Body Outside Diameter:

Between 0.153 inches and 0.155 inches

Body Inside Diameter:

Between 0.109 inches and 0.111 inches

Flange Seat To Disk End Height:

Between 0.108 inches and 0.110 inches

Under Flange Height:

Between 0.090 inches and 0.098 inches

Hardness Rating:

55.0 rockwell c

Seating Surface Shape:

Radial

Material:

Steel comp 440c

Style Designator:

Plain flanged

Fsc Application Data:

Aircraft air conditioning, oxygen system

NSN:

4820-00-288-5407

Item Name:

Seat Ring,body Valve

Cage Code:

99251

Cross Referenced Parts

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

70.0

WCC:

713

TCC:

SHC:

ACC:

Equipment for Aircraft

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Pricing & Availability

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

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.