BT2581

View detailed technical data, stock status, and sourcing information for: BT2581
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-100-0729

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, 0.9983 inches nominal cone width, 1.3125 inches nominal bore diameter, afbma class 2 standard tolerance designation, 0.0312 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: 1.3125 inches nominal
Cone Corner Radius: 0.0312 inches nominal
Cone Width: 0.9983 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
705798	Tapered Roller Cone and Rollers
88R163	Tapered Roller Cone and Rollers
BT2581	Tapered Roller Cone and Rollers
D2581	Tapered Roller Cone and Rollers
V1610	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-100-0729?

The FSCG of the NSN 3110-00-100-0729 is 3110

Does the NSN 3110-00-100-0729 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-0729 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 3110-00-100-0729 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-100-0729 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 3110-00-100-0729 was assigned to the Federal Catalog?

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