4820-01-269-1535

Find complete technical information, availability, and procurement data for: 4820-01-269-1535
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-269-1535

Item Name Code

05485

Assigment Date

12/12/1987 (38 years ago)

bolted bonnet attachment method, disk flow control device, 12 all ends bolt hole quantity, 450.0 fahrenheit single response maximum operating temp, outside screw-yoke bonnet type

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: outside screw-yoke
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 12 all ends
Maximum Operating Temp: 450.0 fahrenheit single response
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 12.000 inches
Maximum Operating Pressure: 275.0 pounds per square inch single response
Nominal Outside Diameter: 19.000 inches all ends
Face To Face Distance: 27.500 inches
Nominal Thickness: 1.250 inches all ends
Bolt Hole Nominal Diameter: 0.875 inches all ends
Bolt Circle Nominal Diameter: 17.000 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches
Raised Face Nominal Diameter: 15.000 inches
Special Features: stop check type
Material: copper alloy 377 stem
Material: copper alloy 922 flow control device
Material: copper alloy 922 seat
Material: iron cast uns f32800 body
Material Document And Classification: astm a395 assn std single material response body
Material Document And Classification: astm b114 grade 377 assn std single material response stem
Material Document And Classification: astm b61 assn std single material response flow control device
Material Document And Classification: astm b61 assn std single material response seat
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru flanged ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-274-4720	No Name Available	02/01/1992

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
12IN 21F-DI7-SC	Globe Valve
21F-D17-SC-12	Globe Valve
21F-DI7-SC 10IN	Globe Valve
21F-DI7-SC 12IN	Globe Valve
21F-DI7-SC-12	Globe Valve
PS-2112D7S0	Globe Valve
PS-2V10DS0001	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-269-1535?

The FSCG of the NSN 4820-01-269-1535 is 4820

Does the NSN 4820-01-269-1535 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803015

Does NSN 4820-01-269-1535 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 4820-01-269-1535 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-269-1535 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 4820-01-269-1535 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Dec 12, 1987