4820-00-525-7851

Find complete technical information, availability, and procurement data for: 4820-00-525-7851
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-525-7851

Item Name Code

27565

Assigment Date

08/28/1974 (51 years ago)

2.781 inches nominal first end flange outside diameter, recessed flange first end connection type, straight thru body style, hydraulic oil media for which designed, swivel nut, flare first end style designator

Product Characteristics

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

First End Flange Outside Diameter: 2.781 inches nominal
Body Style: straight thru
Media For Which Designed: hydraulic oil
First End Connection Type: recessed flange
First End Style Designator: swivel nut, flare
First End Flange Shape Style: round w/ bolt holes
First End Flange Thickness: 0.219 inches nominal
First End Bolt Hole Quantity: 2
First End Bolt Hole Diameter: 0.281 inches nominal
First End Bolt Circle Diameter: 1.750 inches nominal
Second End Relationship With First End: not identical
Second End Connection Type: unthreaded external hose
Second End Style Designator: beaded
Flow Control Device: piston, top guided
End Connection Quantity: 2
Outlet Pressure Range: +7.0 to 100.0 pounds per square inch
Regulation Type: automatic single stage
Valve Stem Design: single seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 100.0 pounds per square inch
Filter: not included
Temp Rating: -65.0 fahrenheit minimum and 165.0 fahrenheit maximum
Special Features: two pilot ports,1/2 in.-20 unf,located at top and bottom of valve
Material: unable to decode
Surface Treatment: paint outside

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
GV500SM16P601	Fluid Pressure Regulating Valve
V100000-97-16P6-01	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-525-7851?

The FSCG of the NSN 4820-00-525-7851 is 4820

Does the NSN 4820-00-525-7851 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-525-7851 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 4820-00-525-7851 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-525-7851 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 4820-00-525-7851 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Aug 28, 1974