MA489 Tapered Roller Bearing

Comprehensive specifications and application details for: MA489 Tapered Roller Bearing.

Summary

Explore detailed summary information for bearing: MA489. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: MA489
Federal Supply Classification: 3110 Unmounted Antifriction Bearings
(NSN) National Stock Number: 3110-01-144-9021
Item Name Code: 00021
Federal Item Identification Guide: A044A0
Assigment Date: 12/30/1982

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.

0.1400 inches nominal cone corner radius, 2.8125 inches nominal bore diameter, 0.1300 inches nominal backface corner radius, 1.8125 inches nominal cone width, 1.4375 inches nominal cup width

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-144-9021 . Find dimensions, materials, tolerances, performance characteristics, etc.

Backface Corner Radius: 0.1300 inches nominal
Bore Diameter: 2.8125 inches nominal
Cone Corner Radius: 0.1400 inches nominal
Cone Width: 1.8125 inches nominal
Cup Width: 1.4375 inches nominal
Overall Outside Diameter: 5.3750 inches nominal
Overall Width: 1.8125 inches nominal
Material: steel overall
Reference Number Differentiating Characteristics: as differentiated by tolerance and surface finish requirement
Retainer Fabrication Method: pressed
Special Features: inner raceway and rollers honed
Standard Tolerance Designation: afbma class 2
Standout Width: 0.3750 inches nominal
Style Designator: straight bore, normal angle

Frequently Asked Questions

Find quick answers to common questions about bearing: MA489. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-144-9021?: The FSCG of the NSN 3110-01-144-9021 is 3110

Does the NSN 3110-01-144-9021 have a Schedule B code assigned?: Yes, the Schedule B code is 8482200030

Does NSN 3110-01-144-9021 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 3110-01-144-9021 contain precious materials?: Item does not contain precious metal.

Does NSN 3110-01-144-9021 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.