Model: A11221

Valve Seat

Properties:

Thread Class
2a single threaded portion
Thread Length
0.125 inches single threaded portion
Flange Diameter
Between 0.275 inches and 0.278 inches
Body Inside Diameter
0.060 inches
Flange Seat To Disk End Height
0.049 mils and 0.057 centimeters
Under Flange Height
0.211 inches
Thread Size
0.562 inches single threaded portion
Seating Surface Shape
Flat
Material
Copper alloy
Material Specification
Qq-b-626, alloy 72 federal specification single material response
Surface Treatment
Nickel
Surface Treatment Specification
Qq-n-290 federal specification single treatment response
Style Designator
Faucet
Thread Series Designator
Unf single threaded portion
NSN
4810-00-633-3804
Part Number
A11221
Description
Seat,valve
CAGE
03990

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 A11221 NSN 4810-00-633-3804

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:
MA
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
60.0
WCC:
576
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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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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