MIL-V-7891

View detailed technical data, stock status, and sourcing information for: MIL-V-7891
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-013-4603

Item Name Code

05487

Assigment Date

12/05/1975 (50 years ago)

A multipiece fluid line fitting consisting of two coupling half, quick disconnect fittings.

flared (tube) 1st end connection style, spring disk loading method, right-hand 1st end thread direction, disk flow control device, 3a 1st end thread class

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 Direction: right-hand 1st end
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: flared (tube) 1st end
Connection Style: plain (tube) 2nd end
Connection Type: threaded external tube 1st end
Connection Type: unthreaded internal tube 2nd end
Mounting Position: vertical
Nominal Thread Size: 0.500 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 0.312 inches 1st end
Material: steel overall
Style Designator: straight thru
Thread Series Designator: unjf 1st 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
AN6024-4	Check Valve
MIL-V-7891	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-013-4603?

The FSCG of the NSN 4820-01-013-4603 is 4820

Does the NSN 4820-01-013-4603 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-013-4603 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 4820-01-013-4603 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-013-4603 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 4820-01-013-4603 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Fri, Dec 5, 1975