91-D-253 2IN

View detailed technical data, stock status, and sourcing information for: 91-D-253 2IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-416-6889

Item Name Code

05487

Assigment Date

07/24/1995 (31 years ago)

horizontal or vertical mounting position, disk flow control device, automatic valve operation method, flange all ends connection type, nimitz class cvn end item identification

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
End Item Identification: nimitz class cvn
Valve Operation Method: automatic
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 2.000 inches
Face To Face Distance: 8.000 inches
Flange Face Design: raised straight all ends
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
91-D-253 2IN	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-416-6889?

The FSCG of the NSN 4820-01-416-6889 is 4820

Does NSN 4820-01-416-6889 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 4820-01-416-6889 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-416-6889 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 4820-01-416-6889 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Mon, Jul 24, 1995