100PM-4C 5IN

View detailed technical data, stock status, and sourcing information for: 100PM-4C 5IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-291-1553

Item Name Code

05485

Assigment Date

12/24/1988 (37 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.

bolted bonnet attachment method, disk flow control device, automatic valve operation method, inside screw bonnet type, 10 all ends bolt hole quantity

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 10 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Facility: bracket
Valve Size: 5.000 inches
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Outside Diameter: 9.060 inches all ends
Face To Face Distance: 16.750 inches
Nominal Thickness: 1.060 inches all ends
Bolt Hole Nominal Diameter: 0.690 inches all ends
Bolt Circle Nominal Diameter: 7.810 inches all ends
Flange Face Design: plain all ends
Material: copper alloy 922 or copper alloy 905 body
Material: nickel alloy r-405 stem
Material: nickel alloy seat
Material: rubber synthetic and nickel alloy 400 or nickel alloy r-405 flow control device
Material Document And Classification: mil-b-16541 mil spec single material response or astm b143-1a assn std single material response body
Material Document And Classification: qq-n-281,cl b cd fed spec single material response stem
Material Document And Classification: qq-n-288,comp d fed spec single material response seat
Style Designator: straight thru flanged ends
Furnished Items And Quantity: 1 cover and 1 chain and 1 sight gage and 1 stem test connection and 1 relief plug and 1 cap

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
100PM-4C 5IN	Globe Valve
74375H	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-291-1553?

The FSCG of the NSN 4820-01-291-1553 is 4820

Does the NSN 4820-01-291-1553 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-01-291-1553 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 4820-01-291-1553 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-291-1553 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 4820-01-291-1553 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Dec 24, 1988