BT637

View detailed technical data, stock status, and sourcing information for: BT637
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part BT637 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-100-0659

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).

0.1406 inches nominal cone corner radius, 1.6250 inches nominal cone width, afbma class 2 standard tolerance designation, 2.3750 inches nominal bore diameter, steel overall material

Product Characteristics

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

Bore Diameter: 2.3750 inches nominal
Cone Corner Radius: 0.1406 inches nominal
Cone Width: 1.6250 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
145402	Tapered Roller Cone and Rollers
4D637	Tapered Roller Cone and Rollers
4FB0141	Tapered Roller Cone and Rollers
705791	Tapered Roller Cone and Rollers
BT637	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-100-0659?

The FSCG of the NSN 3110-00-100-0659 is 3110

Does the NSN 3110-00-100-0659 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-0659 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 3110-00-100-0659 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-100-0659 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 3110-00-100-0659 was assigned to the Federal Catalog?

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