Model: 17E637PC22

Valve Seat

Properties:

Flange Diameter

Between 2.584 inches and 2.604 inches

Body Outside Diameter

Between 2.129 inches and 2.130 inches

Body Inside Diameter

1.688 inches

Seat Radius

Between 0.370 inches and 0.380 inches

Flange Seat To Disk End Height

0.375 inches

Under Flange Height

2.375 inches

Seating Surface Shape

Radial

Style Designator

Plain flanged

NSN

4820-00-337-7129

Part Number

17E637PC22

Description

Seat,valve

CAGE

79500

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 17E637PC22 NSN 4820-00-337-7129

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:

132560

UFC:

61410

LTL:

77.5

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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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