825271260/S8502-2

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-527-0625

Item Name Code

61929

Assigment Date

01/18/2005 (21 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

test stand end item identification, 3 end connection quantity, 1 poppet quantity, 2a thread class, 5.0 gallons per minute valve discharge flow rate

Product Characteristics

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

Thread Class: 2a
End Connection Quantity: 3
Valve Discharge Flow Rate: 5.0 gallons per minute
End Item Identification: test stand
Poppet Quantity: 1
Valve Operation Method: automatic
Connection Type: threaded external pipe
Thread Quantity Per Inch: 27
Maximum Operating Pressure And Media For Which Designed: 5000.0 pounds per square inch oil, hydraulic
Nominal Thread Size: 0.250 inches
Body Material: steel corrosion resisting
Maximum Operating Temp And Media For Which Designed: 200.0 fahrenheit oil, hydraulic
Part Name Assigned By Controlling Agency: pilot operated 2-way cartridge valve, normally open
Flow Pattern Quantity: 2
Special Features: this cartridge valve is furnished in (standard) aluminum housing with 1/4 npt connections to ports 1 and 2; pilot connection 1/8 npt. housing has 2 mounting holes of 3/4-16 unf. if pilot pressures falls below minimum pressure valve acts as a relief valve. determine minimum pressure by multiplying maximum possible system pressure by 11, then devide total by 26. when pilot pressure falls below this number valve will function as a pilot operated relief valve. 26:1 pilot ratio
Thread Series Designator: npt

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
825271260/S8502-2	Directional Control Linear Valve
PL MODEL H-5000-S ITEM IL1	Directional Control Linear Valve

FAQs

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

What is the FSCG of the NSN 4820-01-527-0625?

The FSCG of the NSN 4820-01-527-0625 is 4820

Does the NSN 4820-01-527-0625 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-527-0625 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 4820-01-527-0625 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-527-0625 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 4820-01-527-0625 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Tue, Jan 18, 2005