Model: 25823N PIECE 21

Valve Seat

Properties:

Flange Diameter

4.875 inches

Body Inside Diameter

3.875 inches

Flange Seat To Disk End Height

0.340 inches

Under Flange Height

0.740 inches

Seating Surface Shape

Flat

Material

Stainless steel

Style Designator

Threaded flanged

NSN

4820-01-122-3990

Part Number

25823N PIECE 21

Description

Seat,valve

CAGE

35795

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 25823N PIECE 21 NSN 4820-01-122-3990

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