AMF Catalogue Hydraulic clamping systems Page 49
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hollow rod Cylinder No. 6935D Hollow Rod Cylinder with internal thread Double-acting, max. operating pressure 350 bar. Order no. 67918 67934 67959 CAD Article no. push-pull force VH 100 bar [kN] push-pull force VH 350 bar [kN] push-pull force RH at 100 bar [kN] push-pull force RH at 350 bar [kN] Stoke B Vol. effective piston area [mm] [cm³] [cm²] [g] 6935D-20 5,8 20,6 5,8 20,6 6,5 3,8 5,9 572 8,4 29,7 8,4 29,7 9,5 8,1 8,5 940 6935D-53 15,2 53,2 15,2 53,2 12,5 19,3 15,2 1837 6935D-30 Weight VH = work stroke, RH = back stroke Design: Cylinder barrel from steel, hardened and burnished. Piston and piston rod case hardened and ground. Piston rod with through-hole and internal thread. Wiper at piston rod. Return spring from stainless steel. Oil supply via threaded port. Application: Particularely suitable to retrofit existing mechanical fixtures for hydraulic actuation. The hollow cylinder can be operated as push or pull cylinder. Universal cylinder for clamping, pushing, locking and punching. Features: Clamping cylinder with tapped piston rod. Tapped piston rod ends allow the use of custom end attachments. Note: For single acting cylinders there is the risk of succing in coolant through the breather port. Therefore, the sinter metal breather has to be protected e.g. by cover plates from direct access of coolant. The system has to be completely vented thoroughly during installation. oil connection Dimensions: Order no. 67918 67934 67959 Article no. A C D E F G H J x depth dia. K L M N P dia. Q dia. S 6935D-20 51,0 7,0 43,5 41,5 32 M10 28,5 M6x6 10,5 12 20,5 15 55 16,0 39,5 63,5 7,0 56,5 49,5 36 M12 24,5 M8x8 13,5 18 25,5 15 62 19,0 47,5 76,0 9,5 66,0 64,5 50 M16 25,0 M10x13 16,5 23 30,0 18 76 25,5 63,5 6935D-30 6935D-53 Subject to technical alterations. ANDREAS MAIER GmbH & Co. kg ∙ Phone: +49 711 5766-196 ∙ Web: www.amf.de Hydraulic clamping systems 49
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