11-2353-3

View detailed technical data, stock status, and sourcing information for: 11-2353-3
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-142-3161

Item Name Code

37648

Assigment Date

01/01/1963 (63 years ago)

A metallic, threaded, screw-shaped item used in hydraulic brake cylinders, hydraulic power units, missile launching hydraulic systems, and the like, for the purpose of providing a means of releasing air form and/or flushing a hydraulic system. It may be furnished with or without a dust cap. Excludes:spring loaded or automatic type air pressure relief valves, and bolt, fluid passage.

2a 2nd end thread class, right-hand all ends thread direction, needle flow control device, 180.0 fahrenheit single response maximum operating temp, flared (tube) 2nd end connection style

Product Characteristics

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

Thread Class: 2a 2nd end
Thread Direction: right-hand all ends
Flow Control Device: needle
Maximum Operating Temp: 180.0 fahrenheit single response
Connection Style: flared (tube) 2nd end
Connection Style: plain (pipe) 1st end
Valve Operation Method: manual
Connection Type: threaded external pipe 1st end
Connection Type: threaded external tube 2nd end
Maximum Operating Pressure: 150.0 pounds per square inch 1st response
Maximum Operating Pressure: 3000.0 pounds per square inch 2nd response
Nominal Thread Size: 0.125 inches 1st end
Nominal Thread Size: 0.375 inches 2nd end
Seat Angle: 37.0 degrees 2nd end
Material: copper alloy flow control device
Material: copper alloy stem
Material: steel body
Material: steel seat
Media For Which Designed: air 1st response
Media For Which Designed: fuel/oil, hydrocarbon 2nd response
Surface Treatment: cadmium
Style Designator: angle
Thread Series Designator: npt 1st end
Thread Series Designator: unf 2nd end

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
11-2353-3	Hydraulic System Bleeder Valve
5352CT3S	Hydraulic System Bleeder Valve

FAQs

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

What is the FSCG of the NSN 4820-00-142-3161?

The FSCG of the NSN 4820-00-142-3161 is 4820

Does the NSN 4820-00-142-3161 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-142-3161 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 4820-00-142-3161 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-142-3161 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 4820-00-142-3161 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963