NUM25 Cylindrical Roller Bearing

Comprehensive specifications and application details for: NUM25 Cylindrical Roller Bearing.

Summary

Explore detailed summary information for bearing: NUM25. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: NUM25
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-155-6506
Item Name Code: 00015
Federal Item Identification Guide: A044A0
Assigment Date: 01/01/1961

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes:bearing,roller,airframe.

25.00 millimeters nominal bore diameter, nonlocating locating feature, straight bore shape, standard internal fit-up designation, 62.00 millimeters nominal overall outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-155-6506 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 25.00 millimeters nominal
Bore Shape: straight
Internal Fit-Up Designation: standard
Locating Feature: nonlocating
Overall Outside Diameter: 62.00 millimeters nominal
Overall Width: 17.00 millimeters nominal
Material: steel inner ring
Material: steel outer ring
Material: steel roller
Standard Tolerance Designation: rbec no.1
Style Designator: single row, non-locating, cylindrical inner ring, two lip outer ring, separable
Surface Finish: ground

Replaces

The NSN 3110-00-155-6506 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-00-155-6544	No Name Available	05/01/1980
3110-00-155-7416	No Name Available	02/01/1987
3110-00-554-6054	No Name Available	03/01/1977

Frequently Asked Questions

Find quick answers to common questions about bearing: NUM25. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-155-6506?: The FSCG of the NSN 3110-00-155-6506 is 3110

Does the NSN 3110-00-155-6506 have a Schedule B code assigned?: Yes, the Schedule B code is 8482500000

Does NSN 3110-00-155-6506 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 3110-00-155-6506 contain precious materials?: Item does not contain precious metal.

Does NSN 3110-00-155-6506 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.