261-5749463-003

View detailed technical data, stock status, and sourcing information for: 261-5749463-003
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-379-1991

Item Name Code

20962

Assigment Date

08/29/1993 (32 years ago)

A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.

right-hand all ends thread direction, 3b all ends thread class, manual valve operation method, 100.0 fahrenheit single response maximum operating temp, gasket seal(boss) all ends 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: 3b all ends
Thread Direction: right-hand all ends
Maximum Operating Temp: 100.0 fahrenheit single response
Connection Style: gasket seal(boss) all ends
Valve Operation Method: manual
Connection Type: threaded internal tube all ends
Thread Quantity Per Inch: 12 all ends
Nominal Thread Size: 1.375 inches all ends
Nominal Outside Diameter Tube Accommodated: 1.000 inches all ends
Material: aluminum body
Style Designator: straight thru
Thread Series Designator: unj 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
16BS110 1IN	Ball Valve
16BS110-1	Ball Valve
261-5749463-003	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-379-1991?

The FSCG of the NSN 4820-01-379-1991 is 4820

Does the NSN 4820-01-379-1991 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-379-1991 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 4820-01-379-1991 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-379-1991 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 4820-01-379-1991 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Sun, Aug 29, 1993