WD201-AL-B-003

View detailed technical data, stock status, and sourcing information for: WD201-AL-B-003
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-194-4259

Item Name Code

05489

Assigment Date

11/14/1984 (41 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

200.0 fahrenheit single response maximum operating temp, manual valve operation method, detent spring and ball assist in holding disc in open and closed position; insert type valve to mate with adjoining flanges special features, aluminum body material, 75.0 pounds per square inch single response maximum operating pressure

Product Characteristics

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

Maximum Operating Temp: 200.0 fahrenheit single response
Valve Operation Method: manual
Maximum Operating Pressure: 75.0 pounds per square inch single response
Special Features: detent spring and ball assist in holding disc in open and closed position; insert type valve to mate with adjoining flanges
Material: aluminum body
Material: rubber butadiene-acrylonitrile class nbr flow control device
Material: rubber butadiene-acrylonitrile class nbr packing
Material: steel corrosion resisting body lining
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
WD201-AL-B-003	Butterfly Valve

FAQs

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

What is the FSCG of the NSN 4820-01-194-4259?

The FSCG of the NSN 4820-01-194-4259 is 4820

Does the NSN 4820-01-194-4259 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-194-4259 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 4820-01-194-4259 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-194-4259 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 4820-01-194-4259 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Wed, Nov 14, 1984