Model: 8X0017-2

Valve Seat

Properties:

Flange Diameter

2.375 inches

Body Outside Diameter

Between 2.124 inches and 2.125 inches

Body Inside Diameter

Between 1.248 inches and 1.250 inches

Seat Radius

Between 0.373 inches and 0.377 inches

Flange Seat To Disk End Height

0.500 inches

Under Flange Height

Between 0.990 inches and 1.010 inches

Seating Surface Shape

Radial

Material

Steel

Material Specification

17-4ph, armco steel corporation mfr ref single material response

Style Designator

Plain flanged

NSN

4820-00-978-2320

Part Number

8X0017-2

Description

Seat,valve

CAGE

72957

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.

Part 8X0017-2 NSN 4820-00-978-2320

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi