Thomson 60 Case® Standard Shafting
While shafts may appear the same to the untrained eye, manufacturing practices and standards significantly impact roundness, straightness, case hardness and all the qualities of shafting that Thomson customers care about. Thomson 60 Case® is manufactured to the highest quality standards in an ISO 9000:2000 registered facility and, when used with Thomson Ball Bushing bearings, ensures optimal bearing performance and travel life.

60 Case Standard Highlights:
• Available from stock in most material types and options
• Made of high quality, specially developed alloy steel
• Induction hardened with Rockwell values specific to the desired material
• The Case Depth is precisely controlled for consistent quality
• Centerless ground for an industry leading cataloged surface finish of 8 Ra max
• Roundness within .000080" for Class L, S, D, M and .000050" for Class N
• Straight within .001" per foot cumulative when shipped from the factory
• Can be cut to your specified length
• Stocked with radial holes drilled and tapped to accept a continuous shaft support rail
• Conditioned for corrosive environments

Parameter Name	Parameter Value
Material	aluminum, carbon steel, inox, steel alloy
Product applications	for ball bearings