312863

View detailed technical data, stock status, and sourcing information for: 312863
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-100-3644

Item Name Code

00023

Assigment Date

01/01/1961 (65 years ago)

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).

steel overall material, 1.7500 inches nominal cone width, afbma class 2 standard tolerance designation, 1.9375 inches nominal bore diameter, 0.1406 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: 1.9375 inches nominal
Cone Corner Radius: 0.1406 inches nominal
Cone Width: 1.7500 inches nominal
Standard Tolerance Designation: afbma class 2
Material: steel overall
Style Designator: normal angle

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
0051991	Tapered Roller Cone and Rollers
051991	Tapered Roller Cone and Rollers
178771	Tapered Roller Cone and Rollers
312863	Tapered Roller Cone and Rollers
65390TIM	Tapered Roller Cone and Rollers
93245	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-100-3644?

The FSCG of the NSN 3110-00-100-3644 is 3110

Does the NSN 3110-00-100-3644 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-3644 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 3110-00-100-3644 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-100-3644 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 3110-00-100-3644 was assigned to the Federal Catalog?

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