4820-00-937-8701

Find complete technical information, availability, and procurement data for: 4820-00-937-8701
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-937-8701

Item Name Code

05488

Assigment Date

02/06/1967 (59 years ago)

piston flow control device, 2.0 gallons per minute valve discharge flow rate, spring disk loading method, 3b 1st end thread class, right-hand 1st end 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 Class: 3b 1st end
Thread Direction: right-hand 1st end
Flow Control Device: piston
Disk Loading Method: spring
Valve Discharge Flow Rate: 2.0 gallons per minute
Renewable Seat Ring Type: pressed-in
Connection Style: gasket seal(boss) 1st end
Valve Operation Method: hydraulic
Connection Type: threaded internal boss 1st end
Features Provided: pressure tight outlet side
Thread Quantity Per Inch: 20 1st end
Power Drive Operating Pressure: 800.0 pounds per square inch nominal
Adjustable Pressure Range: +650.0 to 750.0 pounds per square inch
Nominal Thread Size: 0.437 inches 1st end
Style Designator: straight thru
Thread Series Designator: unjf 1st end

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
1701-9	Safety Relief Valve
204-076-343-003	Safety Relief Valve
204-076-343-3	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-937-8701?

The FSCG of the NSN 4820-00-937-8701 is 4820

Does the NSN 4820-00-937-8701 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-937-8701 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 4820-00-937-8701 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-937-8701 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 4820-00-937-8701 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Mon, Feb 6, 1967