T-595-Y 1.25IPS

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-346-9673

Item Name Code

20962

Assigment Date

10/12/1991 (34 years ago)

A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.

150.0 pounds per square inch 1st response600.0 pounds per square inch 2nd response maximum operating pressure, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction, manual valve operation method, threaded internal pipe all ends connection type

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
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 150.0 pounds per square inch 1st response600.0 pounds per square inch 2nd response
Nominal Thread Size: 1.250 inches all ends
Material: copper alloy 844 bodycopper alloy 844 flow control deviceplastic tetrafluoroethylene seatcopper alloy 694 stem
Media For Which Designed: steam 1st responsewater-oil-gas 2nd response
Style Designator: straight thru
Thread Series Designator: npt all ends
Specification/Standard Data: 81348-ww-v-35b government specification
Nondefinitive Spec/Std Data: 2 type and a class and 1 style

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
T-595-Y 1.25IPS	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-346-9673?

The FSCG of the NSN 4820-01-346-9673 is 4820

Does NSN 4820-01-346-9673 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 4820-01-346-9673 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-346-9673 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 4820-01-346-9673 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Oct 12, 1991