Model: 188727-0081

Valve Seat

Properties:

Flange Diameter

Between 2.375 inches and 2.376 inches

Body Outside Diameter

Between 2.195 inches and 2.196 inches

Body Inside Diameter

Between 1.674 inches and 1.676 inches

Flange Seat To Disk End Height

Between 0.053 inches and 0.059 inches

Under Flange Height

Between 0.068 inches and 0.070 inches

Seat Angle In Deg

Between 1.817 and 1.834

Seating Surface Shape

Angular

Material

Plastic polyamide

Material Specification

Mil-m-20693, comp a, type 1 military specification single material response seat

Style Designator

Plain flanged

NSN

4820-01-062-1619

Part Number

188727-0081

Description

Seat,valve

CAGE

99657

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 188727-0081 NSN 4820-01-062-1619

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

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