MIL-V-81940/1

View detailed technical data, stock status, and sourcing information for: MIL-V-81940/1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-104-5169

Item Name Code

37648

Assigment Date

12/05/1980 (45 years ago)

external seat for gasket seal (boss) 1st end connection style, 3a all ends thread class, right-hand all ends thread direction, poppet flow control device, 275.0 fahrenheit single response maximum operating temp

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 all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: external seat for gasket seal (boss) 1st end
Connection Style: plain (tube) 2nd end
Valve Operation Method: manual
Connection Type: threaded external boss 1st end
Connection Type: threaded external tube 2nd end
Thread Quantity Per Inch: 20 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.312 inches 2nd end
Nominal Thread Size: 0.438 inches 1st end
Seat Angle: 37.0 degrees 1st end
Material: aluminum alloy body
Media For Which Designed: hydraulic fluid, mineral base single response
Style Designator: angle
Thread Series Designator: unf 2nd end
Thread Series Designator: unj 1st end
Specification/Standard Data: 81349-mil-v-81940/1 government specification

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
M81940/1	Hydraulic System Bleeder Valve
MIL-V-81940	Hydraulic System Bleeder Valve
MIL-V-81940/1	Hydraulic System Bleeder Valve
MIL-V-81940/1B	Hydraulic System Bleeder Valve
P15-500	Hydraulic System Bleeder Valve
QPL-81940	Hydraulic System Bleeder Valve

FAQs

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

What is the FSCG of the NSN 4820-01-104-5169?

The FSCG of the NSN 4820-01-104-5169 is 4820

Does the NSN 4820-01-104-5169 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-104-5169 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 4820-01-104-5169 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-104-5169 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 4820-01-104-5169 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Fri, Dec 5, 1980