Model: 3201-26689-20-1

Valve Seat

Properties:

Flange Diameter
Between 1.682 inches and 1.687 inches
Body Inside Diameter
Between 0.825 inches and 0.826 inches
Flange Seat To Disk End Height
0.375 mils and 0.405 centimeters
Under Flange Height
Between 0.365 inches and 0.385 inches
Thready Qty Per Inch (tpi)
12 single threaded portion
NSN
4820-01-286-4356
Part Number
3201-26689-20-1
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 3201-26689-20-1 NSN 4820-01-286-4356

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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