121265

View detailed technical data, stock status, and sourcing information for: 121265
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Federal Supply Group

Pumps and Compressors

Federal Supply Classification

4320 Power and Hand Pumps

National Stock Number

4320-00-977-2793

Item Name Code

22534

Assigment Date

01/01/1962 (64 years ago)

A tubular shaped metallic item designed to provide a replaceable wearing surface for a centrifugal pump shaft. See also bearing, sleeve; bushing, sleeve; and spacer, sleeve.

3.248 inches minimum and 3.250 inches maximum body outside diameter, 0.062 inches nominal end to flange distance, 2.531 inches nominal body inside diameter, 0.312 inches nominal overall length, external locking flange body style

Product Characteristics

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

Body Style: external locking flange
Overall Length: 0.312 inches nominal
Body Outside Diameter: 3.248 inches minimum and 3.250 inches maximum
Body Inside Diameter: 2.531 inches nominal
End To Flange Distance: 0.062 inches nominal
Center Flange Thickness: 0.250 inches nominal
Smallest External Anchor Flange Radius: 3.438 inches nominal
Largest External Anchor Flange Radius: 3.688 inches nominal
Distance Below Centerline: 0.375 inches nominal
Anchor Flange Width: 0.120 inches nominal
Corner Shape: square all corners
Material: steel

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
121265	Wearing Ring

FAQs

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

What is the FSCG of the NSN 4320-00-977-2793?

The FSCG of the NSN 4320-00-977-2793 is 4320

Does the NSN 4320-00-977-2793 have a Schedule B code assigned?

Yes, the Schedule B code is 8413919520

Does NSN 4320-00-977-2793 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 4320-00-977-2793 contain precious materials?

Precious metal content is unknown

Does NSN 4320-00-977-2793 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 4320-00-977-2793 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962