143-1/2U B-104851

View detailed technical data, stock status, and sourcing information for: 143-1/2U B-104851
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-320-2817

Item Name Code

05485

Assigment Date

05/23/1990 (36 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

outside screw-yoke bonnet type, bolted bonnet attachment method, 775.0 fahrenheit single response maximum operating temp, 2.500 inches all ends nominal pipe size accommodated, disk or stem flow control device

Product Characteristics

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

Nominal Pipe Size Accommodated: 2.500 inches all ends
Flow Control Device: disk or stem
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Maximum Operating Temp: 775.0 fahrenheit single response
End Item Identification: valves, nonpowered
Connection Style: beveled (pipe) all ends
Valve Operation Method: manual
Connection Type: butt weld pipe all ends
Maximum Operating Pressure: 150.0 pounds per square inch single response
Material: steel comp 410 stem
Material: steel uns j03002 body
Material: steel uns j03002 seat
Material Document And Classification: astm a182,gr f6a class 3 assn std single material response stem
Material Document And Classification: astm a216,gr wcb assn std single material response seat
Material Document And Classification: astm a216,gr wcb assn std single material response body
Style Designator: straight thru

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
143-1/2U B-104851	Globe Valve
32813 CDS B-104851	Globe Valve
B-104851 143-1/2U 2 1/2IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-320-2817?

The FSCG of the NSN 4820-01-320-2817 is 4820

Does the NSN 4820-01-320-2817 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-320-2817 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 4820-01-320-2817 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-320-2817 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 4820-01-320-2817 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, May 23, 1990