Model: 1JH2856PC48

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
1JH2856PC48
Description
Seat,valve
CAGE
79500

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 1JH2856PC48 NSN 4820-00-399-4472

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
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

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