AC251F

View detailed technical data, stock status, and sourcing information for: AC251F
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-330-3284

Item Name Code

45506

Assigment Date

01/01/1961 (65 years ago)

rubber synthetic disk material, 0.250 inches nominal thread size, threaded internal pipe connection type, zinc alloy body material, 3 end connection quantity

Product Characteristics

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

End Connection Quantity: 3
Connection Type: threaded internal pipe
Nominal Thread Size: 0.250 inches
Body Material: zinc alloy
Disk Material: rubber synthetic
Thread Series Designator: npt

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-499-0737	No Name Available	04/01/1991

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
1089182	Flow Control Valve
13222E1313	Flow Control Valve
1602100	Flow Control Valve
25B061	Flow Control Valve
6-6502	Flow Control Valve
6CA251	Flow Control Valve
759715C91	Flow Control Valve
8300010	Flow Control Valve
AC15793	Flow Control Valve
AC251	Flow Control Valve
AC251F	Flow Control Valve
AD250	Flow Control Valve
HC3201	Flow Control Valve
HD3675	Flow Control Valve
N-12916	Flow Control Valve
WM-314B	Flow Control Valve

FAQs

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

What is the FSCG of the NSN 4820-00-330-3284?

The FSCG of the NSN 4820-00-330-3284 is 4820

Does the NSN 4820-00-330-3284 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 4820-00-330-3284 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 4820-00-330-3284 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-330-3284 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 4820-00-330-3284 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961