Standard_Parts_Catalogue

Page 651 | 2.2 Tensioning, Clamping with Knobs GN 653.2 Knurled Screws Steel / Stainless Steel with a Thin Shank for Loss Prevention 1 d 1 2 l 1 3 Material How to order 1 2 3 GN653.2-M6-30-NI Knurled screws GN 653.2 can be used for to prevent loss of the thumb screw, due to the d 4 recessed portion of the stud. When using, instead of a typical tapped and bore hole, it is necessary to provide tapped bores with a thread d 1 on each of the two elements to be assembled. Additio- nally, a clearance bore of d 5 on one or both sides must be cut. Depending on the design and required clamping length a 1 ... a 3 of the compo- nent being attached, there are a number of assembly options as shown above. see also... • Stainless Steel Retaining Rings GN 111.6 → Page 1179 • Star Knobs GN 6336.13 (with Loss Protection) → Page 551 Information • Steel ST - - Property class 5 - - Visible face fine turned - - Black oxide finish • Stainless steel AISI 303 NI - - Visible face fine turned - - Matte shot-blasted • Strength Values of Screws → Page 2152 • Stainless Steel Characteristics → Page 2166 • RoHS Specification 3 1 2 d 1 l 1 a 1 a 2 a 3 d 2 d 3 d 4 −0,2 d 5 h k l 2 l 3 M 4 15  2-4 4-8 8-10 16  8 3,2 4,5 5,5 3,5  5 2   M 4 17  4-6 6-10 10-12 16  8 3,2 4,5 5,5 3,5  5 2   M 4 19  6-8 8-12 12-14 16  8 3,2 4,5 5,5 3,5  5 2   M 4 21  8-10 10-14 14-16 16  8 3,2 4,5 5,5 3,5  5 2   M 5 18  2,5-4 4-10,5 10,5-12 20 10 4   5,5 6,5 4    6 2,5 M 5 20  4-6 6-12 12-14 20 10 4   5,5 6,5 4    6 2,5 M 5 22  6-8 8-14 14-16 20 10 4   5,5 6,5 4    6 2,5 M 5 26  8-12 12-16 16-18 20 10 4   5,5 6,5 4    6 2,5 M 6 24  3-6 6-13 13-16 24 12 4,8 6,5 8   5    8 3   M 6 26  6-8 8-16 16-18 24 12 4,8 6,5 8   5    8 3   M 6 30  8-12 12-18 18-22 24 12 4,8 6,5 8   5    8 3   M 6 34 12-16 16-22 22-26 24 12 4,8 6,5 8   5    8 3   M 8 30  4-8 8-16 16-20 30 16 6,5 8,5 9   6   10 4   M 8 34  8-12 12-20 20-24 30 16 6,5 8,5 9   6   10 4   M 8 38 12-16 16-24 24-28 30 16 6,5 8,5 9   6   10 4   M 8 42 16-20 20-28 28-32 30 16 6,5 8,5 9   6   10 4