Model: W-559904

Valve Seat

Special Features:

4 slots on seat surface equally spaced 0.375 in. Wide and 0.156 in. Deep

Properties:

Thread Class

3a single threaded portion

Flange Diameter

2.594 inches

Flange Seat To Disk End Height

0.375 inches

Under Flange Height

0.375 inches

Thready Qty Per Inch (tpi)

16 single threaded portion

Thread Size

2.375 inches single threaded portion

Seating Surface Shape

Flat

Body Stepped Inside Diameter

2.125 inches first step

Material

Copper alloy

Style Designator

Threaded flanged

Thread Series Designator

Un single threaded portion

NSN

4820-01-229-4212

Part Number

W-559904

Description

Seat,valve

CAGE

03502

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 W-559904 NSN 4820-01-229-4212

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