509-002-1-1/4

View detailed technical data, stock status, and sourcing information for: 509-002-1-1/4
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 509-002-1-1/4 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

4820-00-288-9160

Item Name Code

05487

Assigment Date

01/01/1961 (65 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

weight disk loading method, disk flow control device, right-hand all ends thread direction, plain, optional end (pipe) all ends connection style, 1.250 inches 1st end nominal pipe size accommodated

Product Characteristics

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

Nominal Pipe Size Accommodated: 1.250 inches 1st end
Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: weight
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 125.0 pounds per square inch single response
Nominal Thread Size: 1.250 inches all ends
Material: copper alloy overall
Media For Which Designed: steam single response
Style Designator: straight thru
Thread Series Designator: npt all ends
Nondefinitive Spec/Std Data: 3 type and 100/wsp/ class and 1-1/4 size

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
509-002	Check Valve
509-002-1-1/4	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-288-9160?

The FSCG of the NSN 4820-00-288-9160 is 4820

Does the NSN 4820-00-288-9160 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-288-9160 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 4820-00-288-9160 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-288-9160 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 4820-00-288-9160 was assigned to the Federal Catalog?

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