Model: H4420-390-3762PC2

Valve Seat

Properties:

Flange Diameter

2.750 inches

Flange Seat To Disk End Height

0.625 inches

Under Flange Height

2.563 inches

Seat Angle In Deg

30.000

Hardness Rating

125.0 brinell standard body and 150.0 brinell standard body

Seating Surface Shape

Angular

Material

Nickel alloy body

NSN

4820-00-390-3763

Part Number

H4420-390-3762PC2

Description

Seat,valve

CAGE

03950

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 H4420-390-3762PC2 NSN 4820-00-390-3763

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:

576

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