120SD30

View detailed technical data, stock status, and sourcing information for: 120SD30
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-100-8303

Item Name Code

00016

Assigment Date

01/01/1963 (63 years ago)

An antifriction bearing having a cylindrical rolling element and one spherical raceway which will adjust to varying degrees of shaft and/or support misalignment without damage to the raceways and permits the full rating of the bearing to be utilized.

180.00 millimeters nominal overall outside diameter, ground surface finish, 46.00 millimeters nominal overall width, machined retainer fabrication method, 120.00 millimeters nominal bore diameter

Product Characteristics

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

Overall Width: 46.00 millimeters nominal
Bore Diameter: 120.00 millimeters nominal
Overall Outside Diameter: 180.00 millimeters nominal
Surface Finish: ground
Retainer Fabrication Method: machined
Bore Shape: straight
Internal Fit-Up Designation: standard
Standard Tolerance Designation: rbec no.1
Material: steel or copper alloy or aluminum retainer
Material: steel inner ring
Material: steel outer ring
Material: steel roller
Style Designator: double row, spherical rollers, self-contained, outer and inner raceways concave, non-separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-156-1458	No Name Available	06/10/1971

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
120SD30	Self-Aligning Roller Bearing
120SD3C	Self-Aligning Roller Bearing
23024	Self-Aligning Roller Bearing
23024M	Self-Aligning Roller Bearing
23024YMW33	Self-Aligning Roller Bearing
39254-38	Self-Aligning Roller Bearing
587708-6	Self-Aligning Roller Bearing
763676	Self-Aligning Roller Bearing
E106758-107	Self-Aligning Roller Bearing
RS23024	Self-Aligning Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-100-8303?

The FSCG of the NSN 3110-00-100-8303 is 3110

Does the NSN 3110-00-100-8303 have a Schedule B code assigned?

Yes, the Schedule B code is 8482800080

Does NSN 3110-00-100-8303 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 3110-00-100-8303 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-100-8303 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 3110-00-100-8303 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963