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4820-01-140-8024

Safety Relief Valve

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Featured Parts

SK-114048 INDEX 2
4820-01-422-8366
Valve Seat
SK-114048 INDEX 3
4820-01-422-8370
Valve Disk
SK-114048 INDEX 4
4820-01-422-9583
Fluid Valve Stem
SK-114048 INDEX 6
4820-01-422-9587
Fluid Valve Stem
SK-114048 ITEM 63
5330-01-424-0634
Gasket
SK-114048 ITEM 8
5331-01-424-0635
O-Ring
SK-114048 REV A01 IDX7
5315-01-422-3893
Spring Pin
SK-114049
4820-01-415-3224
Butterfly Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-140-8024
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
10/19/1982 (43 years ago)

automatic valve operation method, disk flow control device, forrestal class cv end item identification, steel corrosion resisting body material

Specs & Compatibility

Flow Control Device

disk

End Item Identification

forrestal class cv

Valve Operation Method

automatic

Material

steel corrosion resisting body

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

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

0005488

Related Hardware Products

Part Number Description
20251 9 926 SS Safety Relief Valve
D48DUU-01 Safety Relief Valve
D48DUU-01 3/4 X 1 IN Safety Relief Valve
D48DUU-01H-3/4-1 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-140-8024?
The FSCG of the NSN 4820-01-140-8024 is 4820
Does the NSN 4820-01-140-8024 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-140-8024 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-140-8024 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-140-8024 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 4820-01-140-8024 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Tue, Oct 19, 1982