3 x M3 x 8 1/8 (Rc, NPT, NPTF) Width across flat 27 Width across flat 21 Width across flat 14 16 4 x M4 x 8 1/8 (Rc, NPT, NPTF) Width across flat 21 Width across flat 14 Width across flat 27 16 4 x M5 x 10 1/8 (Rc, NPT, NPTF) Width across flat 30 Width across flat 17 Width across flat 21 21 ZPX 6 3 H�ｭ ��- 0 1 -A18 80 ZPX 40 H N J 25 B01 A18 Model A 40 50 42 52 100 135 171 100 135 171 151 186 222 151 186 222 ZPX40H�ｭ�h25- -A18 ZPX40H�ｭ�h50- -A18 ZPX40H�ｭ�h75- -A18 ZPX50H�ｭ�h25- -A18 ZPX50H�ｭ�h50- -A18 ZPX50H�ｭ�h75- -A18 B C D Model A 63 80 65 82 14.5 16.5 26 28 41 43 63 65 103 138 174 105 140 176 154 189 225 156 191 227 3.5 4.5 ZPX63H�ｭ�h25- -A18 ZPX63H�ｭ�h50- -A18 ZPX63H�ｭ�h75- -A18 ZPX80H�ｭ�h25- -A18 ZPX80H�ｭ�h50- -A18 ZPX80H�ｭ�h75- -A18 B C D E F G H Y Model A 100 125 103 128 115 151 191 226 115 151 191 226 186 222 262 297 186 222 262 297 ZPX100H�ｭ�h25- -A22 ZPX100H�ｭ�h50- -A22 ZPX100H�ｭ�h75- -A22 ZPX100H�ｭ�h100- -A22 ZPX125H�ｭ�h25- -A22 ZPX125H�ｭ�h50- -A22 ZPX125H�ｭ�h75- -A22 ZPX125H�ｭ�h100- -A22 B C D 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 Nut Tightening Torque Aluminum alloy Brass + With bushing Steel + With bushing Buffer body material 9.5 to 10.5 N・m 9.5 to 10.5 N・m 28 to 32 N・m 45 to 50 N・m 48 to 52 N・m 75 to 80 N・m M18 x 1.5 M22 x 1.5 (N・m) With buffer Pad diameter 40 50 63 80 100 125 Pad diameter o40 o50 o63 o80 o100 o125 Symbol Buffer body material ( ) 25 50 75 100 o40 �択択�. o50 �択択�. o63 �択択�. o80 �択択�. o100 �択択択� o125 �択択択� Stroke Buffer stroke (��) Vacuum inlet thread size B01 N01 T01 Thread size Rc1/8 NPT1/8 NPTF1/8 Symbol Mounting thread size A18 A22 Thread size M18 x 1.5 (o40 to o80) M22 x 1.5 (o100, o125) Symbol Pad diameter o40 to o80 6.9 N 11.8 N At 0 stroke At full stroke o100, o125 10 N 15 N 25, 50, 75 25, 50, 75, 100 Dimensions Dimensions Dimensions Replacement Part No. ZPX40.�ｭ 25-(B/N/T)01-A18 ZPX40.�ｭ 50-(B/N/T)01-A18 ZPX40.�ｭ 75-(B/N/T)01-A18 ZPX50.�ｭ 25-(B/N/T)01-A18 ZPX50.�ｭ 50-(B/N/T)01-A18 ZPX50.�ｭ 75-(B/N/T)01-A18 ZPX63.�ｭ 25-(B/N/T)01-A18 ZPX63.�ｭ 50-(B/N/T)01-A18 ZPX63.�ｭ 75-(B/N/T)01-A18 ZPX80.�ｭ 25-(B/N/T)01-A18 ZPX80.�ｭ 50-(B/N/T)01-A18 ZPX80.�ｭ 75-(B/N/T)01-A18 ZPX100.�ｭ 25-(B/N/T)01-A22 ZPX100.�ｭ 50-(B/N/T)01-A22 ZPX100.�ｭ 75-(B/N/T)01-A22 ZPX100.�ｭ 100-(B/N/T)01-A22 ZPX125.�ｭ 25-(B/N/T)01-A22 ZPX125.�ｭ 50-(B/N/T)01-A22 ZPX125.�ｭ 75-(B/N/T)01-A22 ZPX125.�ｭ 100-(B/N/T)01-A22 ZP40.�ｭ ZP50.�ｭ ZP63.�ｭ ZP80.�ｭ ZP100.�ｭ ZP125.�ｭ ZPB-X1 25-(B/N/T)01 ZPB-X1 50-(B/N/T)01 ZPB-X1 75-(B/N/T)01 ZPB-X1 25-(B/N/T)01 ZPB-X1 50-(B/N/T)01 ZPB-X1 75-(B/N/T)01 ZPB-X2 25-(B/N/T)01 ZPB-X2 50-(B/N/T)01 ZPB-X2 75-(B/N/T)01 ZPB-X2 25-(B/N/T)01 ZPB-X2 50-(B/N/T)01 ZPB-X2 75-(B/N/T)01 ZPB-X3 25-(B/N/T)01 ZPB-X3 50-(B/N/T)01 ZPB-X3 75-(B/N/T)01 ZPB-X3 100-(B/N/T)01 ZPB-X3 25-(B/N/T)01 ZPB-X3 50-(B/N/T)01 ZPB-X3 75-(B/N/T)01 ZPB-X3 100-(B/N/T)01 Model Pad unit part no. Buffer assembly part no. How to Order H HB Type Heavy-duty (Flat with rib) Heavy-duty (Bellows) Symbol Pad material (�ｭ) NSUFE Material NBR Silicone rubber Urethane rubber FKM EPR Symbol Vacuum inlet direction Lateral With three M3 bolts With four M4 bolts With four M5 bolts Dimensions: With Buffer 40 ZPX 5 0 H�ｭ ��- 0 1 -A18 ZPX H�ｭ ��- 0 1 -A22 100 125 Mounting thread size Buffer Specifications (Rotating) Stroke (mm) Spring reactive force Note 1) . in the table indicates the pad type. Note 2) �ｭ in the table indicates the pad material. Note 3) in the table indicates the buffer body material. Pad type ( ) J JB JF Material Aluminum alloy Brass + With bushing Steel + With bushing Symbol Series ZP 1232