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4820-01-301-4648

Oxygen Syste Safety Relief Valve

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Official Item Classification

Name
Oxygen Syste Safety Relief Valve
(NSN) National Stock Number
4820-01-301-4648
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
37941
(FIIG) Federal Item Identification Guide
A046B0
Date
05/29/1989 (37 years ago)

nickel alloy seat material, 3000.0 pounds per square inch single response maximum operating pressure, qq-n-281,class a fed spec single material response seat material document and classification, nickel alloy body material, poppet flow control device

Specs & Compatibility

Flow Control Device

poppet

Maximum Operating Pressure

3000.0 pounds per square inch single response

Material

nickel alloy seat

Material

nickel alloy body

Material Document And Classification

qq-n-281,class a fed spec single material response seat

Style Designator

straight thru

Fsc Application Data

manifold

Reference Number Differentiating Characteristics

material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items and requires cleaning, packing, and marking iaw mil-std-1330

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
S

The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0037941

Related Hardware Products

Part Number Description
3423-0001 ITEM 1 Oxygen Syste Safety Relief Valve
3423-0001 ITEM 10 Oxygen Syste Safety Relief Valve
3423-0001 ITEM 10C1 Oxygen Syste Safety Relief Valve
3423-0001-3-10 Oxygen Syste Safety Relief Valve
3423-0001-3-10C1 Oxygen Syste Safety Relief Valve
3423-2001 Oxygen Syste Safety Relief Valve
7550478-3423-0001-3-10 Oxygen Syste Safety Relief Valve
7550478-3423-0001-3-10C1 Oxygen Syste Safety Relief Valve
G547-0002-3423-0001-3-10 Oxygen Syste Safety Relief Valve
G547-0002-3423-0001-3-10C1 Oxygen Syste Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-301-4648?
The FSCG of the NSN 4820-01-301-4648 is 4820
Does the NSN 4820-01-301-4648 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-301-4648 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-301-4648 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-301-4648 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-301-4648 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Mon, May 29, 1989