4820-01-279-4612

Find complete technical information, availability, and procurement data for: 4820-01-279-4612
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-279-4612

Item Name Code

45485

Assigment Date

05/18/1988 (38 years ago)

A device designed to deliver variable fan speeds to the engine pulley ratios responsive to the cooling demands of the engine. May include hub, mounting device, thermal air valve and the like. Excludes: fluid coupling.

ported rotor flow control device, 4 connection quantity, threaded internal boss connection type, manual valve operation method, 3b thread class

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
Flow Control Device: ported rotor
Valve Operation Method: manual
Connection Quantity: 4
Connection Type: threaded internal boss
Mounting Facility: sub-plate
Connection Location: bottom
Valve Size: 0.562 inches
Flow Type: three-way
Maximum Operating Pressure And Media For Which Designed: 3000.0 pounds per square inch water
Nominal Thread Size: 0.875 inches
Body Material: steel corrosion resisting
Maximum Operating Temp And Media For Which Designed: 160.0 fahrenheit water
Special Features: angle drilling flow pattern; viton o-ring
Thread Series Designator: unf

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
8093E-10-WS-28	Selector Rotary Valve
8093E-10WS28	Selector Rotary Valve

FAQs

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

What is the FSCG of the NSN 4820-01-279-4612?

The FSCG of the NSN 4820-01-279-4612 is 4820

Does the NSN 4820-01-279-4612 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-279-4612 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 4820-01-279-4612 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-279-4612 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 4820-01-279-4612 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, May 18, 1988