280SD30 Self-Aligning Roller Bearing

Comprehensive specifications and application details for: 280SD30 Self-Aligning Roller Bearing.

Summary

Explore detailed summary information for bearing: 280SD30. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 280SD30
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-00-357-9977
Item Name Code: 00016
Federal Item Identification Guide: A044A0
Assigment Date: 04/01/1970

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.

420.0 millimeters nominal overall outside diameter, 280.0 millimeters nominal bore diameter, straight bore shape, 106.0 millimeters nominal overall width, standard internal fit-up designation

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-00-357-9977 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 280.0 millimeters nominal
Bore Shape: straight
Internal Fit-Up Designation: standard
Overall Outside Diameter: 420.0 millimeters nominal
Overall Width: 106.0 millimeters nominal
Material Document And Classification: 66 fed std all material responses outer ring
Material Document And Classification: 66 fed std all material responses roller
Material Document And Classification: 66 fed std all material responses inner ring
Material: steel or copper alloy or aluminum retainer
Material: steel comp e51100 or steel comp e52100 inner ring
Material: steel comp e51100 or steel comp e52100 outer ring
Material: steel comp e51100 or steel comp e52100 roller
Special Features: oil hole and groove in outer ring
Standard Tolerance Designation: rbec no.1
Style Designator: double row, spherical rollers, self-contained, outer and inner raceways concave, non-separable
Surface Finish: ground

Replaces

The NSN 3110-00-357-9977 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3110-01-331-9925	No Name Available	05/01/2012

Frequently Asked Questions

Find quick answers to common questions about bearing: 280SD30. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-00-357-9977?: The FSCG of the NSN 3110-00-357-9977 is 3110

Does the NSN 3110-00-357-9977 have a Schedule B code assigned?: Yes, the Schedule B code is 8482800080

Does NSN 3110-00-357-9977 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 3110-00-357-9977 contain precious materials?: Precious metal content is unknown

Does NSN 3110-00-357-9977 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.