MI25

View detailed technical data, stock status, and sourcing information for: MI25
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-654-1543

Item Name Code

00028

Assigment Date

01/01/1963 (63 years ago)

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

ground surface finish, 1.2500 inches nominal overall width, 2.0000 inches nominal overall outside diameter, 1.5625 inches nominal bore diameter, straight bore shape

Product Characteristics

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

Overall Width: 1.2500 inches nominal
Bore Diameter: 1.5625 inches nominal
Overall Outside Diameter: 2.0000 inches nominal
Surface Finish: ground
Bore Shape: straight
Standard Tolerance Designation: afbma std tolerance for industrial needle bearings
Special Features: oil hole and groove
Material: steel overall
Style Designator: solid inner race, with bore chamfer, journal and needle

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
645A179PC14	Inner Bearing Ring
MI25	Inner Bearing Ring

FAQs

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

What is the FSCG of the NSN 3110-00-654-1543?

The FSCG of the NSN 3110-00-654-1543 is 3110

Does the NSN 3110-00-654-1543 have a Schedule B code assigned?

Yes, the Schedule B code is 8482991010

Does NSN 3110-00-654-1543 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 3110-00-654-1543 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-654-1543 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 3110-00-654-1543 was assigned to the Federal Catalog?

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