Valve Seat

810-1385623-041-4

(NSN) National Stock Number

4820-01-129-7736

Federal Supply Classification

4820 Nonpowered Valves

Item Name Code

22113

Schedule B Code

8481909090

Summary

3a single threaded portion thread class, 0.563 inches nominal single threaded portion thread length, 4.813 inches nominal flange diameter, 4.500 inches nominal body outside diameter, 4.000 inches nominal body inside diameter, 0.688 inches nominal flange seat to disk end height

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	AX

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

Thread Class

3a single threaded portion

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Length

0.563 inches nominal single threaded portion

Details

A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

Flange Diameter

4.813 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

4.500 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

4.000 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

0.688 inches nominal

Details

None.

Under Flange Height

0.687 inches nominal

Details

None.

Thread Quantity Per Inch

12 single threaded portion

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Nominal Thread Size

4.500 inches single threaded portion

Details

A designation that is used for the purpose of general identification of the thread.

Seating Surface Shape

flat

Details

The physical configuration of the surface of the seat.

Material

nickel alloy overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Material Document And Classification

ast-494 assn std single material response seat

Details

The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.

Style Designator

threaded flanged

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Thread Series Designator

un single threaded portion

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
810-1385623	95321	1	-	D	9	-	AX
803-1385623	80064	A	-	D	9	-	AX
803-1385623-041-04	80064	E	-	5	9	-	AX
803-1385623-041-43	80064	E	-	5	9	-	AX
803-1385623-041X-68	80064	E	-	3	2	-	AX
810-1385623	80064	1	-	D	9	-	AX
810-1385623-041-4	80064	E	-	5	9	-	AX

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	-	P	-

RVC	WCC	TCC	SHC
-	576	Z	9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

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100% Product Inspection
7 Year Sales Record Retention
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HAZMAT Certified
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Manufacturer

CLOW CORP MARINE VALVE PRODUCTS DIV

CAGE: 95321

MELROSE PARK , IL , 60160-1109

UNITED STATES

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FAQs

Frequently asked questions for NSN 4820-01-129-7736

What is the NIIN of the NSN 4820-01-129-7736?

The National Item Identification Number (NIIN) of the NSN 4820-01-129-7736 is 01-129-7736

When the NSN 4820-01-129-7736 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Apr 10, 1982

Does the NSN 4820-01-129-7736 contain any precious metals?

Does not contain precious metal

Does the NSN 4820-01-129-7736 contain any hazardous material?

No data in HMIRS

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