M2139 Cylindrical Roller Bearing

Comprehensive specifications and application details for: M2139 Cylindrical Roller Bearing.

Summary

Explore detailed summary information for bearing: M2139. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: M2139
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-931-5341
Item Name Code: 00015
Federal Item Identification Guide: A044A0
Assigment Date: 09/21/1966

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.

65.0 millimeters nominal bore diameter, 140.0 millimeters nominal overall outside diameter, straight bore shape, nonlocating locating feature, standard internal fit-up designation

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-931-5341 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 65.0 millimeters nominal
Bore Shape: straight
Internal Fit-Up Designation: standard
Locating Feature: nonlocating
Overall Outside Diameter: 140.0 millimeters nominal
Overall Width: 33.0 millimeters nominal
Material: steel overall
Retainer Fabrication Method: pressed
Special Features: drilled hole 0.4375 in. dia by 0.1560 in. deep in od of outer ring; 0.0400 in. by 45 deg chamfer one bore corner
Standard Tolerance Designation: rbec no.1
Style Designator: single row, non-locating, two lip inner ring, cylindrical outer ring, separable
Surface Finish: ground

Frequently Asked Questions

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What is the FSCG of the NSN 3110-00-931-5341?: The FSCG of the NSN 3110-00-931-5341 is 3110

Does the NSN 3110-00-931-5341 have a Schedule B code assigned?: Yes, the Schedule B code is 8482500000

Does NSN 3110-00-931-5341 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 3110-00-931-5341 contain precious materials?: Precious metal content is unknown

Does NSN 3110-00-931-5341 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.