DC53

View detailed technical data, stock status, and sourcing information for: DC53
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-437-8765

Item Name Code

16988

Assigment Date

10/25/1996 (29 years ago)

A pulley with regularly spaced grooves parallel to the pulley axis on the face. It is designed to be used for timing purposes such as to synchronize the igintion spark with the completion of the compression stroke of the piston.

manual valve operation method, strategic sealift conversion ships class end item identification, plain (pipe) 1st end connection style, plain, optional end (pipe) 2nd end connection style, right-hand all ends thread direction

Product Characteristics

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

Thread Direction: right-hand all ends
End Item Identification: strategic sealift conversion ships class
Connection Style: plain (pipe) 1st end
Connection Style: plain, optional end (pipe) 2nd end
Valve Operation Method: manual
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Nominal Thread Size: 0.250 inches all ends
Part Name Assigned By Controlling Agency: drain valve
Special Features: tapped 3/8 npt female;component of liquid level gauge,essex brass corp,model 53-a and 54-a
Material: copper alloy body
Material Document And Classification: astm b-21 assn std single material response body
Style Designator: straight thru
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 handle

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
DC53	Drain Cock
EC-53	Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-01-437-8765?

The FSCG of the NSN 4820-01-437-8765 is 4820

Does the NSN 4820-01-437-8765 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-437-8765 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 4820-01-437-8765 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-437-8765 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 4820-01-437-8765 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Fri, Oct 25, 1996