SS4P4M

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-121-0917

Item Name Code

37648

Assigment Date

10/30/1981 (44 years ago)

An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.

600.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, plain (pipe) all ends connection style, manual valve operation method, poppet flow control device

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 600.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 4000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: steel comp 316 body
Material: steel comp 316 flow control device
Media For Which Designed: air 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: angle
Thread Series Designator: npt all 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
1HVA-AA-0000-N0008	Hydraulic System Bleeder Valve
25790386	Hydraulic System Bleeder Valve
CV0427-001	Hydraulic System Bleeder Valve
HT2804 REF. SD2 1143	Hydraulic System Bleeder Valve
SS4P4M	Hydraulic System Bleeder Valve

FAQs

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

What is the FSCG of the NSN 4820-01-121-0917?

The FSCG of the NSN 4820-01-121-0917 is 4820

Does the NSN 4820-01-121-0917 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-121-0917 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 4820-01-121-0917 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-121-0917 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 4820-01-121-0917 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Oct 30, 1981