Model: 61258P20

Valve Seat

Properties:

Overall Height
Between 0.409 inches and 0.414 inches
Body Outside Diameter
2.117 inches
Body Inside Diameter
1.720 inches
Seat Radius
0.250 inches
Hardness Rating
80.0 rockwell b and 100.0 rockwell b
Seating Surface Shape
Radial
Material
Copper alloy 614
Style Designator
Plain
NSN
4820-00-397-9527
Part Number
61258P20
Description
Seat,valve
CAGE

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 61258P20 NSN 4820-00-397-9527

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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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