4820-01-442-5814

Find complete technical information, availability, and procurement data for: 4820-01-442-5814
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-442-5814

Item Name Code

05487

Assigment Date

03/18/1997 (29 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.

spring disk loading method, poppet flow control device, 3a 1st end thread class, 3b 2nd end thread class, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 3a 1st end
Thread Class: 3b 2nd end
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 90.0 celsius single response
Minimum Operating Temp: -30.0 celsius
End Item Identification: ship,ohio class ssn(trident)
Connection Style: plain (tube) 1st end
Connection Style: plain, optional end (pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Connection Type: threaded internal tube 2nd end
Mounting Position: horizontal
Thread Quantity Per Inch: 12 all ends
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 1.875 inches all ends
Nominal Outside Diameter Tube Accommodated: 1.500 inches all ends
Special Features: inline,bleed,non-reversible
Material: steel comp 304 body
Material Document And Classification: qq-s-763,cond a fed spec single material response body
Media For Which Designed: oil, hydraulic single response
Style Designator: straight thru
Thread Series Designator: un all ends
Furnished Items And Quantity: 1 tailpiece

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
M24630/1A-24 MOD	Check Valve
PLC-11535-24	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-442-5814?

The FSCG of the NSN 4820-01-442-5814 is 4820

Does the NSN 4820-01-442-5814 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-442-5814 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 4820-01-442-5814 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-442-5814 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 4820-01-442-5814 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Tue, Mar 18, 1997