N-NB252251-SP ITEM 045

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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-01-312-6702

Item Name Code

05485

Assigment Date

12/21/1989 (36 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

disk flow control device, inside screw bonnet type, bolted bonnet attachment method, manual valve operation method, 14 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
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 14 all ends
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 8.000 inches
Nominal Outside Diameter: 12.375 inches all ends
Face To Face Distance: 20.250 inches
Nominal Thickness: 1.312 inches all ends
Bolt Hole Nominal Diameter: 0.688 inches all ends
Bolt Circle Nominal Diameter: 11.062 inches all ends
Flange Face Design: plain all ends
Special Features: stop check type
Material: copper alloy body
Material: copper alloy flow control device
Material: nickel alloy seat
Material: nickel alloy stem
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
N-NB252251-SP ITEM 045	Globe Valve
NB252251E-S 8IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4810-01-312-6702?

The FSCG of the NSN 4810-01-312-6702 is 4810

Does the NSN 4810-01-312-6702 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4810-01-312-6702 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 4810-01-312-6702 contain precious materials?

Item does not contain precious metal.

Does NSN 4810-01-312-6702 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 4810-01-312-6702 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Dec 21, 1989