4820-01-049-1322

Find complete technical information, availability, and procurement data for: 4820-01-049-1322
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-049-1322

Item Name Code

05487

Assigment Date

10/12/1977 (48 years ago)

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.

disk flow control device, right-hand all ends thread direction, automatic valve operation method, spring disk loading method, plain (pipe) all ends connection style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Mounting Position: horizontal
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy overall
Style Designator: straight thru
Thread Series Designator: npt all ends

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
147-0270	Check Valve
22962B	Check Valve
4820010491322	Check Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-049-1322?

The FSCG of the NSN 4820-01-049-1322 is 4820

Does NSN 4820-01-049-1322 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 4820-01-049-1322 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-049-1322 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 4820-01-049-1322 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Wed, Oct 12, 1977