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:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

60.0

WCC:

576

TCC:

SHC:

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