Model: 1-JH-2856PIECE48

Valve Seat

Properties:

Flange Diameter

Between 1.563 inches and 1.573 inches

Taper Length

0.376 inches

Taper Minor Diameter

Between 0.495 inches and 0.505 inches

Taper Major Diameter

0.688 inches

Body Outside Diameter

Between 1.062 inches and 1.063 inches

Body Inside Diameter

0.688 inches

Seat Radius

Between 0.151 inches and 0.161 inches

Flange Seat To Disk End Height

0.477 mils and 0.483 centimeters

Under Flange Height

Between 1.329 inches and 1.335 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

Mil-s-853, class 3, type a military specification single material response body

Style Designator

Plain flanged

NSN

4820-00-399-4472

Part Number

1-JH-2856PIECE48

Description

Seat,valve

CAGE

90099

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 1-JH-2856PIECE48 NSN 4820-00-399-4472

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