Babbitt: Bearing; Hd, 3.5 Lbs Tuftin #73
Part No. 16-451
This lead free alloy is designed for pouring bearings in older elevator hoist machines, motors and generators, of a heavy duty nature. It has the proper mix of Virgin Nickel, Copper and Antimony to achieve the desirable performance characteristics required for heavy duty service. For regular applications, see #16-452. The physical properties of the alloy are Brinell 36.4, Compression Strength 36,350 lbs., Tensil Strength 17, 840 lbs, Temperature Pouring Range, 875-925° F, and Weight of 4.31 Oz/C.I.