4820-01-168-1877

Find complete technical information, availability, and procurement data for: 4820-01-168-1877
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-168-1877

Item Name Code

05488

Assigment Date

12/14/1983 (42 years ago)

A valve having two or more ports with valve stem or pilot needle in a normally open or closed position. It is specifically designed to stop or start or change the flow of fluid by means of the magnetic action of an electric coil on a moveable core or plunger. The valve may be equipped with a manual opening or closing device. For items with three or more ports that utilize a reciprocating slide with recess areas which mate with ports in an integral or replaceable ported sleeve, see valve (1), linear, directional control. It may be inline or cartridge (manifold) design. Excludes:valve (1), butterfly.

spring disk loading method, 180.0 fahrenheit single response maximum operating temp, disk flow control device, los angeles class ssn(688) end item identification, socket (tube) 2nd end connection style

Product Characteristics

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

Flow Control Device: disk
Disk Loading Method: spring
Maximum Operating Temp: 180.0 fahrenheit single response
End Item Identification: los angeles class ssn(688)
Connection Style: socket (tube) 2nd end
Connection Style: socket with brazing ring (tube) 1st end
Valve Operation Method: automatic
Connection Type: unthreaded internal tube 1st end
Connection Type: unthreaded internal tube 2nd end
Adjustable Pressure Range: +4101.0 to 5400.0 pounds per square inch
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated: 0.500 inches 2nd end
Nominal Outside Diameter Tube Accommodated: 0.750 inches 1st end
Special Features: with viton packing
Material: steel comp 303 flow control device
Material: steel comp 304 seat
Material: steel comp 316 body
Material Document And Classification: aisi 303 assn std single material response flow control device
Material Document And Classification: aisi 316 assn std single material response body
Material Document And Classification: fed std 66,aisi 304/sae 30304 fed std single material response seat
Media For Which Designed: air 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: angle

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
189RCS168X9524W/VIT4101T5400	Safety Relief Valve
9524 W/VITON PKG 4101T5400PSI	Safety Relief Valve
D49-60UU-1/2-3/4	Safety Relief Valve
D49-60UU-12 1/2IN	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-168-1877?

The FSCG of the NSN 4820-01-168-1877 is 4820

Does the NSN 4820-01-168-1877 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-168-1877 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 4820-01-168-1877 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-168-1877 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 4820-01-168-1877 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Dec 14, 1983