Model: 975203-4

Valve Seat

Description:

2a single threaded portion thread class, 0.800 inches first threaded portion thread length, 0.282 inches flange diameter, 0.780 inches overall height.

Properties:

Thread Class

2a single threaded portion

Thread Length

0.800 inches first threaded portion and 0.820 inches first threaded portion

Flange Diameter

Between 0.282 inches and 0.286 inches

Overall Height

Between 0.780 inches and 0.800 inches

Body Outside Diameter

Between 0.243 inches and 0.250 inches

Body Inside Diameter

Between 0.145 inches and 0.155 inches

Seat Angle In Deg

Between 55.000 and 65.000

Hardness Rating

40.0 rockwell c body and 47.0 rockwell c body

Thread Size

0.250 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel

Thread Series Designator

Unf single threaded portion

NSN

4820-00-008-8913

Part Number

975203-4

Description

Seat,valve

CAGE

59364

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 975203-4 NSN 4820-00-008-8913

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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