4820-01-252-3873

Find complete technical information, availability, and procurement data for: 4820-01-252-3873
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-252-3873

Item Name Code

20962

Assigment Date

04/01/1987 (39 years ago)

An item designed to pass frequencies within a specified range (band) and to suppress frequencies outside the range (band). Excludes:a single inductance, or a single capacitance, or a single resistance. See coil (as modified); reactor; capacitor (as modified); and resistor (as modified).

plain,optional end(pipe) 2nd end connection style, air valve operation method, 55.0 celsius single response maximum operating temp, gasket seal(boss) 1st end 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
Maximum Operating Temp: 55.0 celsius single response
Connection Style: gasket seal(boss) 1st end
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: air
Connection Type: threaded internal pipe 1st end
Power Drive Operating Pressure: 6000.0 pounds per square inch minimum
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Special Features: used on p/n 8431350,aim9 msl; storage temp range celsius minus 62 deg to pos celsius 85 deg; proof press9000 psig min;burst press 24000 psig min;valve full open 90 deg turn of handle; color of handle red
Material: steel corrosion resisting body
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 gasket and 1 handle and 1 nut and 1 washer

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
639AS1353	Ball Valve
7115F4Y4	Ball Valve
8431351	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-252-3873?

The FSCG of the NSN 4820-01-252-3873 is 4820

Does the NSN 4820-01-252-3873 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-252-3873 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 4820-01-252-3873 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-252-3873 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 4820-01-252-3873 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Apr 1, 1987