749

Comprehensive specifications and application details for: 749 Tapered Roller Cone and Rollers.

Summary

Explore detailed summary information for bearing: 749. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
749
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-00-100-0683
Item Name Code
00023
Federal Item Identification Guide
A044A0
Assigment Date
01/01/1961

An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).

0.1406 inches nominal cone corner radius, bearing,cone otr whl part name assigned by controlling agency, 3.3475 inches nominal bore diameter, mrap maxxpro end item identification, 1.8375 inches nominal cone width

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-100-0683 . Find dimensions, materials, tolerances, performance characteristics, etc.

End Item Identification
mrap maxxpro
Bore Diameter
3.3475 inches nominal
Cone Corner Radius
0.1406 inches nominal
Cone Width
1.8375 inches nominal
Part Name Assigned By Controlling Agency
bearing,cone otr whl
Material
steel overall
Standard Tolerance Designation
afbma class 2
Style Designator
normal angle

Replaces

The NSN 3110-00-100-0683 is used in place of the following discontinued or alternate items:

NSN Name Date
3110-00-756-0653 No Name Available 04/01/1986
3110-00-843-7706 No Name Available 11/08/1967

Frequently Asked Questions

Find quick answers to common questions about bearing: 749. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-100-0683?
The FSCG of the NSN 3110-00-100-0683 is 3110
Does the NSN 3110-00-100-0683 have a Schedule B code assigned?
Yes, the Schedule B code is 8710000090
Does NSN 3110-00-100-0683 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 3110-00-100-0683 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-00-100-0683 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 3110-00-100-0683 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961

Price & Availability

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