Model: 2853125-101

Valve Seat

Properties:

Thread Class
3a single threaded portion
Flange Diameter
0.437 inches
Body Inside Diameter
0.120 inches
Flange Seat To Disk End Height
0.090 inches
Under Flange Height
0.430 inches
Seal Accommodation Type
Grooved
Thread Size
0.312 inches single threaded portion
Seating Surface Shape
Flat
Material
Aluminum alloy 6061 seat
Material Specification
Qq-a-225/8 federal specification single material response seat
Surface Treatment
Anodize seat
Surface Treatment Specification
Mil-a-8625, type 2, class 1 military specification single treatment response seat
Style Designator
Threaded flanged
Thread Series Designator
Unf single threaded portion
NSN
4820-01-333-1473
Part Number
2853125-101
Description
Seat,valve
CAGE
92003

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 2853125-101 NSN 4820-01-333-1473

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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