B-112-E

View detailed technical data, stock status, and sourcing information for: B-112-E
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-301-4242

Item Name Code

05482

Assigment Date

05/27/1989 (37 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.

bolted bonnet attachment method, outside screw-yoke bonnet type, 8.500 inches flange diameter, 8 bolt hole quantity, manual valve operation method

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Flange Diameter: 8.500 inches
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 8
Valve Operation Method: manual
Connection Type: flange, round w/holes
Features Provided: bonnet packing
Valve Size: 3.500 inches
Maximum Operating Pressure And Media For Which Designed: 300.0 pounds per square inch steam
Stem Type: nonrising
Maximum Operating Temp And Media For Which Designed: 450.0 fahrenheit steam
Face To Face Distance: 8.500 inches
Flange Face Design: plain
Inlet Relationship With Outlet: identical
Pressure Class: 150.0 pounds
Material: copper alloy 922 or copper alloy 836 body
Material: copper alloy 922 or copper alloy 836 disk
Material: nickel alloy 400 or nickel alloy seat
Material: nickel alloy 400 stem
Material Document And Classification: astm b61 assn std single material response or astm b62 assn std single material response body
Material Document And Classification: astm b61 assn std single material response or astm b62 assn std single material response disk
Material Document And Classification: qq-n-281 fed spec single material response or qq-n-288 fed spec single material response seat
Material Document And Classification: qq-n-281 fed spec 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
B-112-E	Gate Valve
B-112-E-3.5IN	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-01-301-4242?

The FSCG of the NSN 4820-01-301-4242 is 4820

Does NSN 4820-01-301-4242 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 4820-01-301-4242 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-301-4242 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 4820-01-301-4242 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, May 27, 1989