Valve Seat

218-10-02LUNAN

218-10-02LUNAN
(NSN) National Stock Number
4820-00-005-4954
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
22113
Schedule B Code
8481909090
Summary

1.677 inches nominal flange diameter, 1.425 inches nominal body outside diameter, 0.812 inches nominal body inside diameter, 0.105 inches nominal flange seat to disk end height, 0.135 inches nominal under flange height, 0.583 nominal seat angle in deg

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - 9Z
Identification

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.

INC FIIG Concept Condition
22113 A15500 - 2
Specifications
Flange Diameter
1.677 inches nominal
Details The length of a straight line which passes through the center of a flange,and terminates at the circumference.
Body Outside Diameter
1.425 inches nominal
Details The length of a straight line which passes through the center of the body,and terminates at the outside circumference.
Body Inside Diameter
0.812 inches nominal
Details The length of a straight line which passes through the center of a body,and terminates at the inside circumference.
Flange Seat To Disk End Height
0.105 inches nominal
Details None.
Under Flange Height
0.135 inches nominal
Details None.
Seat Angle In Deg
0.583 nominal
Details The angle of the end surface upon which the mated surface seats,expressed in degrees.
Seating Surface Shape
angular
Details The physical configuration of the surface of the seat.
Material
rubber overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
plain flanged
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
008748 35795 6 - 3 2 - ZZ
002-18-10-0003-0005 16626 1 - 5 9 - AX
002-18-10-0003-005 16626 5 - 5 9 - AX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
29300 - W -
RVC WCC TCC SHC
- 594 Z 9

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Manufacturer
CIRCOR INTL INC
CAGE: 16626
MILFORD , NH , 03055
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-005-4954
What is the NIIN of the NSN 4820-00-005-4954?
The National Item Identification Number (NIIN) of the NSN 4820-00-005-4954 is 00-005-4954
When the NSN 4820-00-005-4954 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Fri, Jun 9, 1972
Does the NSN 4820-00-005-4954 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-005-4954 contain any hazardous material?
No data in HMIRS

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