Model: B3291860REVAPC1

Valve Seat

Properties:

Flange Diameter

Between 2.626 inches and 2.631 inches

Taper Minor Diameter

Between 1.125 inches and 1.128 inches

Taper Major Diameter

Between 1.448 inches and 1.454 inches

Body Outside Diameter

Between 2.122 inches and 2.123 inches

Body Inside Diameter

Between 1.448 inches and 1.454 inches

Seat Radius

0.337 inches

Flange Seat To Disk End Height

0.498 mils and 0.502 centimeters

Under Flange Height

Between 1.414 inches and 1.924 inches

Seating Surface Shape

Radial

Material

Rod, welding, surfacing face

Material

Steel body

Material Specification

Mil-r-17131, type mil-rcocr-a military specification single material response face

Material Specification

Qq-s-763, class 410 federal specification single material response body

Style Designator

Plain flanged

NSN

4820-00-678-4345

Part Number

B3291860REVAPC1

Description

Seat,valve

CAGE

80064

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 B3291860REVAPC1 NSN 4820-00-678-4345

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