1842 1.25IN

View detailed technical data, stock status, and sourcing information for: 1842 1.25IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-266-4215

Item Name Code

05482

Assigment Date

10/24/1987 (38 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

manual valve operation method, inside screw bonnet type, solder, tube connection type, union bonnet attachment method, bonnet packing features provided

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 screw
Bonnet Attachment Method: union
Valve Operation Method: manual
Connection Type: solder, tube
Features Provided: bonnet packing
Valve Size: 1.250 inches
Maximum Operating Pressure And Media For Which Designed: 200.0 pounds per square inch steam and 400.0 pounds per square inch water-oil-gas
Stem Type: rising
Maximum Operating Temp And Media For Which Designed: 550.0 fahrenheit steam
Inlet Relationship With Outlet: identical
Pressure Class: 200.0 pounds per square inch
Material: copper alloy 922 body
Material: copper alloy 922 seat
Material: copper alloy disk
Material: copper alloy stem
Material Document And Classification: astm b61 assn std single material response body
Material Document And Classification: astm b61 assn std single material response seat
Material Document And Classification: astm wpc alloy 56 assn std single material response disk
Material Document And Classification: astm wpc alloy 69 assn std single material response stem

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
1841 1.25IN	Gate Valve
1842 1.25IN	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-01-266-4215?

The FSCG of the NSN 4820-01-266-4215 is 4820

Does the NSN 4820-01-266-4215 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801060

Does NSN 4820-01-266-4215 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 4820-01-266-4215 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-266-4215 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 4820-01-266-4215 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 24, 1987