2640-809X57 PC 4

View detailed technical data, stock status, and sourcing information for: 2640-809X57 PC 4
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 2640-809X57 PC 4 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-324-5390

Item Name Code

22113

Assigment Date

08/19/1990 (35 years ago)

3.125 inches nominal flange diameter, valve b comb end item identification, 1.996 inches minimum and 1.998 inches maximum body outside diameter, 0.498 inches minimum and 0.502 inches maximum flange seat to disk end height, 2.840 inches minimum and 2.844 inches maximum under flange height

Product Characteristics

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

Flange Diameter: 3.125 inches nominal
Body Outside Diameter: 1.996 inches minimum and 1.998 inches maximum
End Item Identification: valve b comb
Flange Seat To Disk End Height: 0.498 inches minimum and 0.502 inches maximum
Under Flange Height: 2.840 inches minimum and 2.844 inches maximum
Body Stepped Inside Diameter: 0.812 inches nominal second step
Body Stepped Inside Diameter: 1.438 inches minimum and 1.440 inches maximum first step
Material: titanium body
Material Document And Classification: mil-t-9047 mil spec single material response body
Style Designator: plain flanged
Reference Number Differentiating Characteristics: quality control in accordance with navships 0948-045-7010 material identification and control instruction for subsafe items

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
2640-809X57 PC 4	Valve Seat
2640-809X57 PC4SS	Valve Seat
845-4558772 ITEM 2A	Valve Seat
845-4558772 ITEM 2ASS	Valve Seat
845-4558791 PC40	Valve Seat
845-4558791 PC40SS	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-324-5390?

The FSCG of the NSN 4820-01-324-5390 is 4820

Does the NSN 4820-01-324-5390 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-324-5390 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 4820-01-324-5390 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-324-5390 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 4820-01-324-5390 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Aug 19, 1990