4820-01-271-4797

Find complete technical information, availability, and procurement data for: 4820-01-271-4797
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-271-4797 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-271-4797

Item Name Code

05488

Assigment Date

01/26/1988 (38 years ago)

A switch that is actuated by changes in ambient temperature. Excludes:circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

slide flow control device, spring disk loading method, 250.0 fahrenheit single response maximum operating temp, plain (pipe) all ends connection style, right-hand all ends thread direction

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: slide
Disk Loading Method: spring
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 600.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Opening Pressure Setting: 425.0 pounds per square inch
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
559B2M425	Safety Relief Valve
8814650407	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-271-4797?

The FSCG of the NSN 4820-01-271-4797 is 4820

Does the NSN 4820-01-271-4797 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-271-4797 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 4820-01-271-4797 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-271-4797 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 4820-01-271-4797 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Jan 26, 1988