Spinning off from design work it did for an agricultural customer, the Heim Division of RBC Bearings (www.rbcbearings.com) will soon offer all customers the opportunity to get a custom, injection-molded, engineered thermoplastic self-lubricating race in standard rod ends. "Our injection molding method requires no drilled hole in the rod-end head," says Heim's Rick Williams. The result, he adds, is a high-strength self-lubricating rod end that can be tailored to specific applications.
NASA and Boeing developed a huge, carbon composite cryogenic fuel tank for deep space missions, and started testing it last month. The 18-ft cryotank will enable heavy-lift launch vehicles to send both humans and robots into deep space.
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