68A-75-C675

View detailed technical data, stock status, and sourcing information for: 68A-75-C675
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-249-1330

Item Name Code

05488

Assigment Date

02/06/1987 (39 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

poppet flow control device, automatic valve operation method, plain,optional end(pipe) all ends connection style, 225.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 225.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Adjustable Pressure Range: +40.0 to 125.0 pounds per square inch
Maximum Operating Pressure: 3600.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: air 1st response
Media For Which Designed: hydraulic fluid, mineral base 2nd response
Style Designator: angle
Thread Series Designator: npt all ends

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
622B-3-1/2-28	Safety Relief Valve
68A-75-C675	Safety Relief Valve
68A-75-C675-1	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-249-1330?

The FSCG of the NSN 4820-01-249-1330 is 4820

Does the NSN 4820-01-249-1330 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-249-1330 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 4820-01-249-1330 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-249-1330 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 4820-01-249-1330 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Feb 6, 1987