6D148B4-1

Valve Seat

NSN 4820-00-105-1426

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

001051426

Technical Specifications of NSN

Thread Class:

3a single threaded portion

Thread Length:

0.122 inches single threaded portion and 0.143 inches single threaded portion

Flange Diameter:

Between 0.608 inches and 0.614 inches

Body Inside Diameter:

Between 0.380 inches and 0.385 inches

Flange Seat To Disk End Height:

0.058 mils and 0.063 centimeters

Under Flange Height:

Between 0.187 inches and 0.192 inches

Seat Angle In Deg:

60.000

Thready Qty Per Inch (tpi):

20 single threaded portion

Thread Size:

0.500 inches single threaded portion

Seating Surface Shape:

Angular

Material:

Aluminum alloy

Surface Treatment:

Anodize

Style Designator:

Threaded flanged

Thread Series Designator:

Unf single threaded portion

NSN:

4820-00-105-1426

Item Name:

Seat,ring

Cage Code:

82829

Other Related Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Equipment for Aircraft

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Ring Seat"

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.