C175B11

View detailed technical data, stock status, and sourcing information for: C175B11
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-684-0122

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

right-hand all ends thread direction, spring disk loading method, disk flow control device, inside spring bonnet type, threaded bonnet attachment method

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: threaded
Disk Loading Method: spring
Valve Discharge Flow Rate: 3.0 gallons per minute
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual or automatic
Connection Type: threaded internal pipe all ends
Features Provided: valve stem lock shield and bonnet packing and pressure tight outlet side
Thread Quantity Per Inch: 18 all ends
Maximum Operating Pressure: 1000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Opening Pressure Setting: 350.0 pounds per square inch
Material: steel body
Material: steel corrosion resisting stem
Material: steel flow control device
Material: steel seat
Media For Which Designed: water-oil-gas single response
Style Designator: angle
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-447-0005	No Name Available	05/01/1990

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
9134843	Safety Relief Valve
C175B10	Safety Relief Valve
C175B11	Safety Relief Valve
C175B20	Safety Relief Valve
C193574PC1T018	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-684-0122?

The FSCG of the NSN 4820-00-684-0122 is 4820

Does the NSN 4820-00-684-0122 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-684-0122 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 4820-00-684-0122 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-684-0122 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 4820-00-684-0122 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963