Valve Seat

21270
(NSN) National Stock Number
4820-01-503-2618
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
22113
Schedule B Code
8481909090
Summary

Nha 4820-01-503-2497 restrictor manifold valve assy; seawolf class ssn end item identification, steel comp 410 overall material, qq-s-763 fed spec single material response body material document and classification

DAC HCC DMIL RNCC
C - - D
RNVC SADC MSDS RNAAC
9 - - ZZ
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
End Item Identification
nha 4820-01-503-2497 restrictor manifold valve assy; seawolf class ssn
Details The national stock number or the identification information of the end equipment for which the item is a part.
Material
steel comp 410 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
qq-s-763 fed spec single material response body
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
21270-1003-1 78062 C - 3 2 - ZZ
21270-5 78062 C - 5 2 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
29300 - W -
RVC WCC TCC SHC
- 594 Z 9
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FAQs
Frequently asked questions for NSN 4820-01-503-2618
What is the NIIN of the NSN 4820-01-503-2618?
The National Item Identification Number (NIIN) of the NSN 4820-01-503-2618 is 01-503-2618
When the NSN 4820-01-503-2618 was assigned to the Federal Catalog?
It was assigned 22 years ago, on Tue, Dec 10, 2002
Does the NSN 4820-01-503-2618 contain any precious metals?
Does not contain precious metal
Does the NSN 4820-01-503-2618 contain any hazardous material?
No data in HMIRS

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