SW4835HFDS B-51

View detailed technical data, stock status, and sourcing information for: SW4835HFDS B-51
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-140-6189

Item Name Code

05487

Assigment Date

10/14/1982 (43 years ago)

A self-acting valve specifically designed for use in refrigeration systems for continual control of rate of flow of refrigerant. It may be actuated by a thermostatic element or self-actuated.

weight disk loading method, round with holes all ends flange shape, disk flow control device, automatic valve operation method, 4 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
Disk Loading Method: weight
Bolt Hole Quantity: 4 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 1.000 inches
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Outside Diameter: 4.250 inches all ends
Face To Face Distance: 5.000 inches
Nominal Thickness: 0.438 inches all ends
Bolt Hole Nominal Diameter: 0.625 inches all ends
Bolt Circle Nominal Diameter: 3.125 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 2.125 inches all ends
Special Features: swing check
Material: steel corrosion resisting body
Material: steel uns j92900 flow control device
Material Document And Classification: astm a-315,grade cf8m assn std single material response flow control device
Style Designator: straight thru flanged 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
2342-T-316	Check Valve
2342-T-316 1IN	Check Valve
D-31879 1IN	Check Valve
D29886 1560SWLD	Check Valve
SW4835HFDS B-51	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-140-6189?

The FSCG of the NSN 4820-01-140-6189 is 4820

Does the NSN 4820-01-140-6189 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-140-6189 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 4820-01-140-6189 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-140-6189 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 4820-01-140-6189 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Thu, Oct 14, 1982