Model: 8713541

Valve Seat

Properties:

Thread Class

2a single threaded portion

Thread Length

0.250 inches single threaded portion

Overall Height

0.703 inches

Thready Qty Per Inch (tpi)

18 single threaded portion

Thread Size

0.625 inches single threaded portion

Seating Surface Shape

Flat

Body Stepped Inside Diameter

0.245 inches second step and 0.255 inches second step

Body Stepped Inside Diameter

0.297 inches first step and 0.307 inches first step

Material

Steel comp 303 or steel comp b1113

Thread Series Designator

Unf single threaded portion

NSN

4820-00-318-0231

Part Number

8713541

Description

Seat,valve

CAGE

19207

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 8713541 NSN 4820-00-318-0231

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:

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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