258581

View detailed technical data, stock status, and sourcing information for: 258581

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258581
Federal Supply Group
Pumps and Compressors
Federal Supply Classification
4320 Power and Hand Pumps
National Stock Number
4320-00-077-0955
Item Name Code
10089
Assigment Date
08/02/1967 (58 years ago)

An item consisting of blades or paddles equally spaced around the periphery of a hub, rotor, or wheel. It is the rotating part of a pump, centrifugal.

0.078 inches nominal keyway depth, 1 keyway quantity, 2.625 inches nominal overall width, 5.375 inches nominal overall diameter, 0.188 inches nominal keyway width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Width
2.625 inches nominal
Keyway Width
0.188 inches nominal
Keyway Depth
0.078 inches nominal
Overall Diameter
5.375 inches nominal
Keyway Quantity
1
Keyway Length
1.000 inches nominal
Blade Quantity
3
Hub Length
0.625 inches nominal and 0.406 inches nominal
Blade Type
forward curve
Design Type
single width
Mounting Method
key
Rotation Direction For Which Designed
counterclockwise
Hub Bore Diameter
1.562 inches nominal and 0.688 inches nominal
Hub Location
back side and front side
Hub Quantity
2
Hub Projection Length Beyond Wheel Side
0.625 inches nominal and 1.125 inches nominal
Keyway Type
rectangular
Material
copper alloy

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
15939P Centrifugal Pump Impeller
15953P Centrifugal Pump Impeller
258581 Centrifugal Pump Impeller

FAQs

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

What is the FSCG of the NSN 4320-00-077-0955?
The FSCG of the NSN 4320-00-077-0955 is 4320
Does the NSN 4320-00-077-0955 have a Schedule B code assigned?
Yes, the Schedule B code is 8413919520
Does NSN 4320-00-077-0955 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 4320-00-077-0955 contain precious materials?
Precious metal content is unknown
Does NSN 4320-00-077-0955 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 4320-00-077-0955 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Aug 2, 1967

Professional Distribution

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