4820-01-159-8657

Find complete technical information, availability, and procurement data for: 4820-01-159-8657
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-159-8657

Item Name Code

27565

Assigment Date

08/14/1983 (42 years ago)

A metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head, usually designed to fit into the pre-cut slots of two adjacent cylindrically shaped members, to prevent relative rotational movement between the two. It may have mounting holes or slots.

optional end first end style designator, unable to decode first end thread size and series/type designator, straight thru body style, air media for which designed, threaded internal pipe first end connection type

Product Characteristics

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

Body Style: straight thru
Media For Which Designed: air
First End Connection Type: threaded internal pipe
First End Style Designator: optional end
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Flow Control Device: poppet
End Connection Quantity: 2
Outlet Pressure Range: +0.0 to 60.0 pounds per square inch
Regulation Type: 1st stage manual, 2nd stage automatic
Manual Control Method: screw
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 250.0 pounds per square inch
Outlet Pressure Accuracy Rating: 0.500 pounds per square inch
Filter: included
Temp Rating: 175.0 fahrenheit maximum

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
91F60MOD	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-159-8657?

The FSCG of the NSN 4820-01-159-8657 is 4820

Does the NSN 4820-01-159-8657 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-159-8657 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 4820-01-159-8657 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-159-8657 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 4820-01-159-8657 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sun, Aug 14, 1983