6391

View detailed technical data, stock status, and sourcing information for: 6391
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-289-6566

Item Name Code

00023

Assigment Date

01/01/1961 (65 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

2.2050 inches nominal cone width, 2.3616 inches nominal bore diameter, afbma class 2 standard tolerance designation, steel overall material, 0.1400 inches nominal cone corner radius

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bore Diameter: 2.3616 inches nominal
Cone Corner Radius: 0.1400 inches nominal
Cone Width: 2.2050 inches nominal
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: normal angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-892-0310	No Name Available	11/06/1967

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0061456	Tapered Roller Cone and Rollers
0061456-0	Tapered Roller Cone and Rollers
061456	Tapered Roller Cone and Rollers
6391	Tapered Roller Cone and Rollers

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-289-6566?

The FSCG of the NSN 3110-00-289-6566 is 3110

Does the NSN 3110-00-289-6566 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-289-6566 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 3110-00-289-6566 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-289-6566 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 3110-00-289-6566 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961