Safety Relief Valve

1A400-P-30SV
(NSN) National Stock Number
4820-01-444-6809
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05488
Schedule B Code
8481400000
Summary

Automatic valve operation method, steel body material, rubber fluorocarbon class fpm packing material

DAC HCC DMIL RNCC
4 - - 3
RNVC SADC MSDS RNAAC
2 - - 9Z
Identification

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

INC FIIG Concept Condition
05488 A046B0 1 2
Specifications
Valve Operation Method
automatic
Details The means used to control the operation of the valve.
Material
steel body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
rubber fluorocarbon class fpm packing
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
- - - -
RVC WCC TCC SHC
- - - -
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FAQs
Frequently asked questions for NSN 4820-01-444-6809
What is the NIIN of the NSN 4820-01-444-6809?
The National Item Identification Number (NIIN) of the NSN 4820-01-444-6809 is 01-444-6809
When the NSN 4820-01-444-6809 was assigned to the Federal Catalog?
It was assigned 27 years ago, on Wed, May 14, 1997
Does the NSN 4820-01-444-6809 contain any precious metals?
Does not contain precious metal
Does the NSN 4820-01-444-6809 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 4820-01-444-6809?
No known electrostatic discharge

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