Model: 186311PC120

Valve Seat

Properties:

Thread Class

2a single threaded portion

Thread Length

0.344 inches single threaded portion

Flange Diameter

Between 2.115 inches and 2.120 inches

Body Outside Diameter

Between 1.932 inches and 1.937 inches

Body Inside Diameter

0.312 inches

Flange Seat To Disk End Height

0.188 inches

Under Flange Height

0.188 inches

Thread Size

0.312 inches single threaded portion

Seating Surface Shape

Flat

Material

Steel

Material Specification

Qq-s-763 federal specification single material response

Style Designator

Plain flanged

Thread Series Designator

Unf single threaded portion

NSN

4820-00-825-1991

Part Number

186311PC120

Description

Seat,valve

CAGE

88032

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 186311PC120 NSN 4820-00-825-1991

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