Model: CMK17K5N

Valve Seat

Properties:

Thread Class
2a single threaded portion
Thread Length
0.344 inches single threaded portion
Flange Diameter
Between 2.115 inches and 2.120 inches
Body Outside Diameter
Between 1.932 inches and 1.937 inches
Body Inside Diameter
0.312 inches
Flange Seat To Disk End Height
0.188 inches
Under Flange Height
0.188 inches
Thread Size
0.312 inches single threaded portion
Seating Surface Shape
Flat
Material
Steel
Material Specification
Qq-s-763 federal specification single material response
Style Designator
Plain flanged
Thread Series Designator
Unf single threaded portion
NSN
4820-00-825-1991
Part Number
CMK17K5N
Description
Seat,valve
CAGE
0AT62

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 CMK17K5N NSN 4820-00-825-1991

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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