Interpump PUMP TT551 L

TT551 TECHNICAL INFORMATION Flow (L/min) 8 Flow (US Gpm) 2,11 Rotation regime (rpm) 2800 Pressure (MPa) 5 Pressure (bar) 50 Pressure (psi) 725 Power (hp) 1 Power (kW) 0,73 Overall dimensions L x l x h (mm) 177x175x130 Weight (kg) 5,2 TT551 3/21/2026 Page 1 - 11 Copyright INTERPUMP GROUP S.P.A TT551 Documents Male shaft (key) - GAS Hollow shaft (key) + vers. B - GAS VH Version TT551 3/21/2026 Page 2 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) - GAS TT551 3/21/2026 Page 3 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) - GAS Pos. Code Description Qty Notes KIT1 34000101 KIT 1 INTAKE/DELIVERY VALVE 1 KIT97 34009701 1 KIT96 34009601 1 KIT86 34008601 1 KIT84 34008401 1 KIT83 34008301 1 46 36200251 VALVE CAGE 6 45 94737600 SPRING D. 9,4X14,8 6 44 36200176 VALVE PLATE 6 43 36200366 VALVE SEAT 6 42 90384100 O-RING 17,12X2,62 (3068) 6 41 90383300 O-RING 13,95X2,62 (3056) 1 40 91487700 KEY 8(h9)X7X25 UNI 6604/A 1 39 36703201 VALVE ASSY. 6 38 90385900 O-RING 25,07X2,62 (3100) 1 37 47221301 OIL SIGHT GLASS ASSY G3/4 1 36 91801400 1 35 51030022 3 34 97731000 3 33 51050056 3 32 90156500 3 31 96707000 3 30 51040009 3 29 96693800 WASHER 6,4X10X0,7 8 28 99194300 8 27 51080070 3 26 90262000 PACKING D. 15X25X5/3,1 3 25 51100051 HEAD RING D. 15 3 24 90383500 O-RING 15,08X2,62 (119) 3 23 90360400 O-RING 25,12X1,78 (2100) 3 22 98210000 PLUG G3/8X13 1 21 51010622 1 20 50150074 CRANKCASE COVER 1 19 90164100 OIL SEAL D.25X62X10 1 18 91832800 1 17 90063500 CIRCLIP D. 25 UNI 7435 1 16 51020065 1 15 98210050 PLUG G3/8x13 TE22 1 14 99180700 SCREW M 6x12 UNI 5739 4 TT551 3/21/2026 Page 4 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) - GAS Pos. Code Description Qty Notes 13 90391700 1 12 51160022 1 11 51209051 1 10 90502200 ANTI-EXTRUSION RING 3 9 90357300 O-RING D. 5,28X1,78 (2021) 3 8 92221600 NUT M8X13X5 3 7 44211570 WASHER D. 8 3 6 51120041 1 5 90384700 O-RING 20,29X2,62(3081) 6 4 98221800 6 3 98204100 PLUG G1/4X9 1 2 98210300 OIL DIP-STICK G3/8X51 1 1 99186700 SCREW M 6x18 UNI 5931 4 TT551 3/21/2026 Page 5 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Hollow shaft (key) + vers. B - GAS TT551 3/21/2026 Page 6 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Hollow shaft (key) + vers. B - GAS Pos. Code Description Qty Notes KIT1 34000101 KIT 1 INTAKE/DELIVERY VALVE 1 KIT97 34009701 1 KIT96 34009601 1 KIT86 34008601 1 KIT84 34008401 1 KIT83 34008301 1 49 99306700 SCREW M 8x25 UNI 5739 4 48 96701400 WASHER 8,4X13X0,8 4 47 10034522 1 46 36200251 VALVE CAGE 6 45 94737600 SPRING D. 9,4X14,8 6 44 36200176 VALVE PLATE 6 43 36200366 VALVE SEAT 6 42 90384100 O-RING 17,12X2,62 (3068) 6 41 90383300 O-RING 13,95X2,62 (3056) 1 39 36703201 VALVE ASSY. 6 38 90385900 O-RING 25,07X2,62 (3100) 1 37 47221301 OIL SIGHT GLASS ASSY G3/4 1 36 91801400 1 35 51030022 3 34 97731000 3 33 51050056 3 32 90156500 3 31 96707000 3 30 51040009 3 29 96693800 WASHER 6,4X10X0,7 12 28 99194300 8 27 51080070 3 26 90262000 PACKING D. 15X25X5/3,1 3 25 51100051 HEAD RING D. 15 3 24 90383500 O-RING 15,08X2,62 (119) 3 23 90360400 O-RING 25,12X1,78 (2100) 3 22 98210000 PLUG G3/8X13 1 21 51010622 1 19 90165100 ANELLO RAD. 30.0x62.0x10.0 1 18 91837300 1 17 90066700 CIRCLIP D. 30 UNI 7435 1 16 51021265 1 15 98210050 PLUG G3/8x13 TE22 1 TT551 3/21/2026 Page 7 - 11 Copyright INTERPUMP GROUP S.P.A Illustration Hollow shaft (key) + vers. B - GAS Pos. Code Description Qty Notes 13 90391700 1 12 51160022 1 11 51209051 1 10 90502200 ANTI-EXTRUSION RING 3 9 90357300 O-RING D. 5,28X1,78 (2021) 3 8 92221600 NUT M8X13X5 3 7 44211570 WASHER D. 8 3 6 51120041 1 5 90384700 O-RING 20,29X2,62(3081) 6 4 98221800 6 3 98204100 PLUG G1/4X9 1 2 98210300 OIL DIP-STICK G3/8X51 1 1 99186700 SCREW M 6x18 UNI 5931 8 TT551 3/21/2026 Page 8 - 11 Copyright INTERPUMP GROUP S.P.A Illustration VH Version TT551 3/21/2026 Page 9 - 11 Copyright INTERPUMP GROUP S.P.A Illustration VH Version Pos. Code Description Qty Notes KIT102 34010201 1 KIT94 34009401 KIT 94 CHIMJET 1 KR/CONTROLSET 135 92982800 WING NUT G3/4 1 134 36256970 1 133 90382800 O-RING 12,37X2,62 (3050) 1 132 92892500 FILTER D. 12X35 1 131 36318251 INLET NIPPLE G 3/4 1 130 90384100 O-RING 17,12X2,62 (3068) 1 127 36256670 CHEM. HOSE BARB FITTING 1 126 90357000 O-RING 4,48X1,78 (2018) 2 125 36256551 CHEM. REGULATION KNOB 1 124 36256470 INJECTOR SHUTTER 1 123 36256370 CHEM. INJECTOR VALVE SEAT 1 122 90358500 O-RING 10,82X1,78 (2043) 1 121 36318151 INJECTOR BODY 1 120 90358000 O-RING 8,73X1,78 SPEC. (108) 1 119 94738300 SPRING D.9,75X10 1 118 90357200 O-RING 5,28X1,78 SPEC. (2021) 1 117 97478200 BALL 7/32(5,556) STAINLESS 1 116 94821700 TAPER SPRING D.4,3X7,3X11 1 115 90358200 O-RING 9,25X1,78 (2037) 1 114 10007666 NOZZLE DIAM. 2,2 1 114 10015166 NOZZLE D. 2.0 1 114 10043770 1 109 98204100 PLUG G1/4X9 2 108 98205700 PLUG M14X1,5X9 1 107 51120541 1 107 51120141 1 105 10031870 1 105 10007870 NIPPLE D. 3 G3/8 1 105 10014770 NIPPLE G3/8 / M22X1,5 BORE 1 D.3 103 36316466 CONTROLSET W1 VALVE SEAT 1 102 99150900 SCREW M5X7.5 STAINLESS 1 101 36319066 SPHERICAL VALVE 1 100 90507500 1 99 90358900 1 98 36316570 1 TT551 3/21/2026 Page 10 - 11 Copyright INTERPUMP GROUP S.P.A Illustration VH Version Pos. Code Description Qty Notes 97 90502500 ANTI-EXTRUSION RING (OR 106) 1 96 36318970 1 95 90382200 O-RING 9,92X2,62 SPEC. (112) 3 94 90506500 ANTI-EXTRUSION RING (OR 112) 2 93 36333151 1 92 90357500 O-RING 6,75X1,78 SPEC. (2106) 3 91 94733200 1 90 36318870 1 89 90384700 O-RING 20,29X2,62(3081) 1 88 36318470 1 87 94743600 SPRING Dm 15X35 1 86 36316970 SPRING PLATE 1 85 36318570 PRESSURE REG.SCREW 1 84 90359800 O-RING 20,35X1,78 (2081) 1 83 99305400 SCREW M8X20 UNI 5923 12.9 1 82 92221800 NUT M8X1,25X5X13 UNI 5589 1 81 36318751 PRESSURE REGULATION KNOB 1 55 90383200 O-RING 13,95X2,62 SPEC. (3056) 1 TT551 3/21/2026 Page 11 - 11 Copyright INTERPUMP GROUP S.P.A