4820-01-426-7763

Find complete technical information, availability, and procurement data for: 4820-01-426-7763
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-426-7763

Item Name Code

05485

Assigment Date

03/18/1996 (30 years ago)

A metal item designed for the purpose of securing an engine or compressor valve and positioning the valve spring or valve spring retainer. Excludes:cotter pins, straight pins, keys and washers.

disk flow control device, 366.0 fahrenheit 1st response maximum operating temp, inside screw bonnet type, 406.0 fahrenheit 2nd response maximum operating temp, union 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.

Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: union
Maximum Operating Temp: 366.0 fahrenheit 1st response
Maximum Operating Temp: 406.0 fahrenheit 2nd response
End Item Identification: strategic sealift conversion ships class
Connection Style: socket (tube) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Features Provided: bonnet packing
Maximum Operating Pressure: 150.0 pounds per square inch 1st response
Maximum Operating Pressure: 300.0 pounds per square inch 2nd response
Nominal Outside Diameter Tube Accommodated: 1.000 inches all ends
Material: copper alloy 694 stem
Material: copper alloy 836 body
Material: copper alloy 836 seat
Material Document And Classification: astm b-371 assn std single material response stem
Material Document And Classification: astm b-62 assn std single material response body
Material Document And Classification: astm b-62 assn std single material response seat
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: straight thru
Furnished Items And Quantity: 1 handwheel

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
S-235-Y 1.00IPS	Globe Valve
S-235-Y-1.00IN	Globe Valve
S-235-Y-1IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-426-7763?

The FSCG of the NSN 4820-01-426-7763 is 4820

Does NSN 4820-01-426-7763 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 4820-01-426-7763 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-426-7763 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 4820-01-426-7763 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, Mar 18, 1996