Model: H546-4PC4

Valve Seat

Properties:

Flange Diameter

Between 2.300 inches and 2.310 inches

Body Outside Diameter

2.062 inches

Body Inside Diameter

Between 0.812 inches and 0.822 inches

Flange Seat To Disk End Height

0.133 mils and 0.138 centimeters

Under Flange Height

Between 0.097 inches and 0.102 inches

Seat Angle In Deg

30.000

Seating Surface Shape

Angular

Material

Steel

Material Specification

Qq-s-763, class 303 federal specification single material response

Style Designator

Plain flanged

NSN

4810-00-777-8241

Part Number

H546-4PC4

Description

Seat,valve

CAGE

34228

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 H546-4PC4 NSN 4810-00-777-8241

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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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