4820-01-654-5985

Find complete technical information, availability, and procurement data for: 4820-01-654-5985
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-654-5985

Item Name Code

20962

Assigment Date

05/03/2016 (10 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

triangular with holes 2nd end flange shape, plain,optional end(pipe) all ends connection style, threaded internal pipe all ends connection type, 3 2nd end 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.

Bolt Hole Quantity: 3 2nd end
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Flange Shape: triangular with holes 2nd end
Connection Type: threaded internal pipe all ends
Nominal Thread Size: 1.25 inches all ends
Face To Face Distance: 4.70 inches
Bolt Hole Nominal Diameter: 0.34 inches 2nd end
Bolt Circle Nominal Diameter: 3.62 inches 2nd end
Part Name Assigned By Controlling Agency: full flow flanged ball type safety seacock
Material: plastic polytetrafluoroethylene seat
Material: steel stainless - use stb000 flow control device
Material: steel stainless - use stb000 stem
Thread Series Designator: npsm 2nd end
Thread Series Designator: npt 1st end

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
BV-1250	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-654-5985?

The FSCG of the NSN 4820-01-654-5985 is 4820

Does NSN 4820-01-654-5985 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 4820-01-654-5985 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-654-5985 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 4820-01-654-5985 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Tue, May 3, 2016