N306 Cylindrical Roller Bearing

Comprehensive specifications and application details for: N306 Cylindrical Roller Bearing.

Summary

Explore detailed summary information for bearing: N306. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: N306
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-01-193-1621
Item Name Code: 00015
Federal Item Identification Guide: A044A0
Assigment Date: 10/30/1984

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.

0.0004 inches minimum radial and 0.0018 inches maximum radial internal clearance, straight bore shape, nonlocating locating feature, 30.0 millimeters nominal bore diameter, 72.0 millimeters nominal overall outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-193-1621 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 30.0 millimeters nominal
Bore Shape: straight
Internal Clearance: 0.0004 inches minimum radial and 0.0018 inches maximum radial
Locating Feature: nonlocating
Overall Outside Diameter: 72.0 millimeters nominal
Overall Width: 19.0 millimeters nominal
Material Document And Classification: 66 fed std all material responses outer ring
Material Document And Classification: 66 fed std all material responses roller
Material Document And Classification: 66 fed std all material responses inner ring
Material: steel or copper alloy retainer
Material: steel comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 roller
Material: steel comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 inner ring
Material: steel comp 4320 or steel comp 4620 or steel comp 8620 or steel comp e52100 outer ring
Retainer Fabrication Method: machined
Specification/Standard Data: 96906-ms19074 government standard
Standard Tolerance Designation: rbec no.1
Style Designator: single row, non-locating, two lip inner ring, cylindrical outer ring, separable
Surface Finish: ground

Replaces

The NSN 3110-01-193-1621 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-00-866-3588	No Name Available	09/01/1990

Frequently Asked Questions

Find quick answers to common questions about bearing: N306. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-193-1621?: The FSCG of the NSN 3110-01-193-1621 is 3110

Does the NSN 3110-01-193-1621 have a Schedule B code assigned?: Yes, the Schedule B code is 8482500000

Does NSN 3110-01-193-1621 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 3110-01-193-1621 contain precious materials?: Item does not contain precious metal.

Does NSN 3110-01-193-1621 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.