Vent Valve

1543111

1543111
(NSN) National Stock Number
4820-00-142-1321
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
35935
Schedule B Code
8481809050
Summary

0.250 inches 1st end nominal pipe size accommodated, right-hand 1st end thread direction, plain (pipe) 1st end connection style, threaded external pipe 1st end connection type, 0.250 inches 1st end nominal thread size, valve closed above 6.856 psi pressure special features

DAC HCC DMIL RNCC
5 - - C
RNVC SADC MSDS RNAAC
1 9X - ZZ
Identification

A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.

INC FIIG Concept Condition
35935 A046B0 1 1
Specifications
Nominal Pipe Size Accommodated
0.250 inches 1st end
Details A measurement of the pipe size the item will accommodate.
Thread Direction
right-hand 1st end
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Connection Style
plain (pipe) 1st end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Type
threaded external pipe 1st end
Details Indicates the type of connection/s/.
Nominal Thread Size
0.250 inches 1st end
Details A designation that is used for the purpose of general identification of the thread.
Special Features
valve closed above 6.856 psi pressure
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
angle
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
npt 1st end
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
1543111 24617 3 - 5 9 - AX
1543111 70040 X - 3 9 - XX
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
64490 - P P
RVC WCC TCC SHC
- 594 Z 9

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Manufacturer
GENERAL MOTORS LLC
CAGE: 7X677
WARREN , MI , 48093-1816
UNITED STATES
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FAQs
Frequently asked questions for NSN 4820-00-142-1321
What is the NIIN of the NSN 4820-00-142-1321?
The National Item Identification Number (NIIN) of the NSN 4820-00-142-1321 is 00-142-1321
When the NSN 4820-00-142-1321 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 4820-00-142-1321 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-142-1321 contain any hazardous material?
No data in HMIRS

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