E-121-B

Comprehensive specifications and application details for: E-121-B Cylindrical Roller Bearing.

Summary

Explore detailed summary information for bearing: E-121-B. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
E-121-B
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-155-6631
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.

nonlocating locating feature, standard internal fit-up designation, straight bore shape, 160.0 millimeters nominal overall outside diameter, 90.0 millimeters nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-155-6631 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
90.0 millimeters nominal
Bore Shape
straight
Internal Fit-Up Designation
standard
Locating Feature
nonlocating
Overall Outside Diameter
160.0 millimeters nominal
Overall Width
30.0 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, cylindrical outer ring with two roller retainment rings on outer, separable
Surface Finish
ground

Frequently Asked Questions

Find quick answers to common questions about bearing: E-121-B. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-155-6631?
The FSCG of the NSN 3110-00-155-6631 is 3110
Does the NSN 3110-00-155-6631 have a Schedule B code assigned?
Yes, the Schedule B code is 8482500000
Does NSN 3110-00-155-6631 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 3110-00-155-6631 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-155-6631 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 3110-00-155-6631 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961

Price & Availability

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