1650-00-640-8489

Find complete technical information, availability, and procurement data for: 1650-00-640-8489
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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

1650-00-640-8489

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.

50.000 cubic inches cubic capacity, 12.500 inches nominal overall length, piston separator type, 3b thread class, 3.812 inches nominal overall diameter

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: 12.500 inches nominal
Overall Diameter: 3.812 inches nominal
Cubic Capacity: 50.000 cubic inches
Separator Type: piston
Bleeder Opening: not included
Port Screw Thread Diameter: 0.750 inches nominal
Port Screw Thread Quantity Per Inch: 16.000
Port Screw Thread Series Designator: unf
Operating Pressure: 3000.000 pounds per square inch nominal
Shape: cylindrical
Departure From Cited Designator: ms28700-3

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1650-00-517-0317	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
MIL-A-5498C	Hydraulic Accumulator

FAQs

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

What is the FSCG of the NSN 1650-00-640-8489?

The FSCG of the NSN 1650-00-640-8489 is 1650

Does the NSN 1650-00-640-8489 have a Schedule B code assigned?

Yes, the Schedule B code is 8479899865

Does NSN 1650-00-640-8489 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 1650-00-640-8489 contain precious materials?

Item does not contain precious metal.

Does NSN 1650-00-640-8489 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 1650-00-640-8489 was assigned to the Federal Catalog?

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