520K3

View detailed technical data, stock status, and sourcing information for: 520K3
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-126-1290

Item Name Code

00023

Assigment Date

02/05/1982 (44 years ago)

An outer component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.

0.1400 inches nominal cone corner radius, 1.1250 inches nominal cone width, 1.6250 inches nominal bore diameter, afbma class 4 standard tolerance designation, pressed retainer fabrication method

Product Characteristics

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

Bore Diameter: 1.6250 inches nominal
Cone Corner Radius: 0.1400 inches nominal
Cone Width: 1.1250 inches nominal
Retainer Fabrication Method: pressed
Standard Tolerance Designation: afbma class 4
Material: steel overall
Style Designator: steep 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
520K3	Tapered Roller Cone and Rollers
HM903245	Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-01-126-1290?

The FSCG of the NSN 3110-01-126-1290 is 3110

Does the NSN 3110-01-126-1290 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-01-126-1290 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 3110-01-126-1290 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-126-1290 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 3110-01-126-1290 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Feb 5, 1982