Model: 4202055-1

Valve Seat

Properties:

Flange Diameter

0.365 inches

Body Outside Diameter

0.311 inches

Body Inside Diameter

Between 0.067 inches and 0.069 inches

Flange Seat To Disk End Height

0.150 inches

Under Flange Height

Between 0.029 inches and 0.031 inches

Hardness Rating

50.0 rockwell c and 54.0 rockwell c

Seating Surface Shape

Flat

Material

Steel comp 440c

Material Specification

Qq-s-763, cl 10, ty a federal specification single material response

Style Designator

Plain flanged

Fsc Application Data

Power unit, steering

NSN

4810-01-143-9967

Part Number

4202055-1

Description

Seat,valve

CAGE

33068

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 4202055-1 NSN 4810-01-143-9967

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

012190

UFC:

04870

LTL:

RATING VARIABLE

LCL:

WCC:

671

TCC:

SHC:

ACC:

Equipment for Aircraft

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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