Model: 83933

Valve Seat

Properties:

Flange Diameter

Between 0.860 inches and 0.861 inches

Body Outside Diameter

Between 0.749 inches and 0.751 inches

Body Inside Diameter

Between 0.498 inches and 0.502 inches

Flange Seat To Disk End Height

0.093 inches

Under Flange Height

0.297 inches

Seal Accommodation Type

Grooved

Hardness Rating

58.0 rockwell c face and 61.0 rockwell c face

Hardness Rating

58.0 rockwell c body and 61.0 rockwell c body

Seating Surface Shape

Flat

Material

Steel comp 440c

Surface Treatment

Passivate

Style Designator

Plain flanged

NSN

4820-00-714-4839

Part Number

83933

Description

Seat,valve

CAGE

81982

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 83933 NSN 4820-00-714-4839

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