174A-1IN-SET70PSI

View detailed technical data, stock status, and sourcing information for: 174A-1IN-SET70PSI
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-093-7289

Item Name Code

05488

Assigment Date

04/23/1980 (46 years ago)

right-hand all ends thread direction, bolted bonnet attachment method, disk flow control device, spring disk loading method, inside spring bonnet 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
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: bolted
Disk Loading Method: spring
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 160.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Opening Pressure Setting: 70.0 pounds per square inch
Special Features: valve has emergency btu steam discharge capacity but is not to be used for steam service installations
Material: copper alloy overall
Media For Which Designed: water, fresh single 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
174A-1IN-SET70PSI	Safety Relief Valve
HWREV2882	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-093-7289?

The FSCG of the NSN 4820-01-093-7289 is 4820

Does the NSN 4820-01-093-7289 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-093-7289 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 4820-01-093-7289 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-093-7289 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 4820-01-093-7289 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Wed, Apr 23, 1980