ULTRASERT® II Metric Inserts

  M4 version in stock, ready to ship. M3 version out of stock, consider these as an alternative. Installed ultrasonically or with heat Diagonal knurls & undercuts provide superior assembly strength Excellent design for automated systems The test data should be considered as average values for the general families of plastics indicated. Critical application requirements may necessitate further specific testing. The plastic material failed in all cases except Polycarbonate Rotation - Internal thread stripped. Specs (M3 Short)Thread Size: M3 x 0.5Type: ShortA - Diameter ±0.13: 5.56 mmB - Diameter ±0.10: 5.16 mmL - Length ±0.10: 3.80 mm Hole size recommendations (M3 Short)C - Diameter ±0.03: 5.05 mmD - Diameter ±0.03: 5.31 mmMinimum Boss Diameter: 11.13 mm Test data (M3 Short)ABS Rotation: 2.60 N·mABS Tensile: 979 NPolycarbonate Rotation: 3.73 N·mPolycarbonate Tensile: 1517 NStructural Foam Rotation: 3.35 N·mStructural Foam Tensile: 1048 NNylon 6/6 30% G.F. Rotation: 3.73 N·mNylon 6