Model: 3863048-1

Valve Seat

Properties:

Flange Diameter

0.374 inches

Body Outside Diameter

Between 0.183 inches and 0.184 inches

Body Inside Diameter

0.189 inches

Flange Seat To Disk End Height

Between 0.165 inches and 0.170 inches

Under Flange Height

Between 0.060 inches and 0.065 inches

Hardness Rating

350.0 rockwell c and 54.0 rockwell c

Seating Surface Shape

Flat

Material

Steel comp 440c

Surface Treatment

Passivate

Style Designator

Plain flanged

NSN

4820-01-003-4345

Part Number

3863048-1

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 3863048-1 NSN 4820-01-003-4345

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