45120-01B

View detailed technical data, stock status, and sourcing information for: 45120-01B
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-428-6423

Item Name Code

05488

Assigment Date

03/28/1996 (30 years ago)

A device capable of producing heat from gas, liquid fuel, or an electrical heating element designed for permanent installation in sheet metal ducts of a forced air circulating system. It consists of (1) a finned, steel burner tube, a combustion air blower, a control panel, and a constant level fuel supply system or (2) a device having a heating element which when connected to an electrical source, directly imparts heat. It may be provided with a flanged outer casing to facilitate mounting in planned or existing duct work. Circulation of the heated air is achieved by use of a blower or fan not integral with the heating unit.

inside spring bonnet type, spring disk loading method, union bonnet attachment method, model 45120 end item identification, 8 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.

Bonnet Type: inside spring
Bonnet Attachment Method: union
Disk Loading Method: spring
Bolt Hole Quantity: 8 all ends
End Item Identification: model 45120
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Adjustable Pressure Range: +10.0 to 100.0 pounds per square inch
Nominal Outside Diameter: 6.630 inches all ends
Face To Face Distance: 12.000 inches
Nominal Thickness: 0.500 inches all ends
Bolt Hole Nominal Diameter: 0.563 inches all ends
Bolt Circle Nominal Diameter: 5.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy body
Material: nickel alloy flow control device
Style Designator: straight thru flanged ends note:to be used for valve bodies of one section only.
Furnished Items And Quantity: 1 strainer

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
45120-01B	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-428-6423?

The FSCG of the NSN 4820-01-428-6423 is 4820

Does the NSN 4820-01-428-6423 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-428-6423 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 4820-01-428-6423 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-428-6423 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 4820-01-428-6423 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Mar 28, 1996