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.

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

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.