PennEngineering® Threaded Standoffs for Stainless Sheets as Thin as .025” TSO4-440-500

TSO4-440-500 is a self-clinching standoff for installation into stainless steel sheets as thin as 0.025 in. (0.63 mm), featuring a #4-40 thread and a length of 0.500 in. It has a minimum hole size of 0.165 in., a minimum edge distance of 0.230 in., and a thread depth of 0.250 in. The standoff is made of heat-treated 400 series stainless steel with a passivated finish per ASTM A380, and is rated for use in materials with hardness up to HRB 88 or HB 183. The design supports a pushout force of 6800 lb (30.3 kN) and a torque-out force of 22 in.-lb (2.5 N·m) in 0.025 in. thick 300 series stainless steel.