1650-00-640-8486

Find complete technical information, availability, and procurement data for: 1650-00-640-8486
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Federal Supply Group

Aerospace Craft Components and Accessories

Federal Supply Classification

1650 de-Icing System Components, Vacuum and Aircraft Hydraulic

National Stock Number

1650-00-640-8486

Item Name Code

20977

Assigment Date

01/01/1963 (63 years ago)

An accumulator in which liquids are stored under pressure for momentary energy in a hydraulic system. Excludes:accumulator, hydraulic, squib actuated.

20.375 inches nominal overall length, 3.812 inches nominal overall diameter, 108.000 cubic inches cubic capacity, 3.812 inches nominal overall height, 3b 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: 3b
Overall Length: 20.375 inches nominal
Overall Height: 3.812 inches nominal
Overall Diameter: 3.812 inches nominal
Cubic Capacity: 108.000 cubic inches
Maximum Fluid Volume: 92.000 cubic inches
Separator Type: piston
Bleeder Opening: not included
Port Screw Thread Diameter: 0.500 inches minimum and 0.750 inches maximum
Port Screw Thread Quantity Per Inch: 20.000 and 16.000
Port Screw Thread Series Designator: unf
Operating Pressure: 3000.000 pounds per square inch nominal
Material: aluminum alloy
Shape: cylindrical

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-508-6629	No Name Available	01/01/1963

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
088424010	Hydraulic Accumulator
1356-542903	Hydraulic Accumulator
1650PL1014236	Hydraulic Accumulator
MS28700-4	Hydraulic Accumulator
S-513-100-2	Hydraulic Accumulator

FAQs

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

What is the FSCG of the NSN 1650-00-640-8486?

The FSCG of the NSN 1650-00-640-8486 is 1650

Does the NSN 1650-00-640-8486 have a Schedule B code assigned?

Yes, the Schedule B code is 8479899865

Does NSN 1650-00-640-8486 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 1650-00-640-8486 contain precious materials?

Item does not contain precious metal.

Does NSN 1650-00-640-8486 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 1650-00-640-8486 was assigned to the Federal Catalog?

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