Home > products > Excavator Attachments > R78393 Back-Up Ring Deere parts 323D, 670D, 690B, 670G, 870D, 690C, 410E, 740A, 690CR, 410D, 690D, 872G, 672G, 410G, 482C, 444H, 640, 485E, 693B, 444J, 640D, 693C, 444K, 850, 240, 319D, 770C, 740, 870G, 755B, 315, 770D, 110, 850B, 7...

R78393 Back-Up Ring Deere parts 323D, 670D, 690B, 670G, 870D, 690C, 410E, 740A, 690CR, 410D, 690D, 872G, 672G, 410G, 482C, 444H, 640, 485E, 693B, 444J, 640D, 693C, 444K, 850, 240, 319D, 770C, 740, 870G, 755B, 315, 770D, 110, 850B, 7...

manufacturer:
John Deere
Category:
Excavator Attachments
Specifications
Introduction
Case machinery list:
BACKHOE, LOADER  410   410D   410G  
BULLDOZER  850B  
EXCAVATOR  110   690   690B   690C   690CR   690D  
FELLER BUNCHER  693B   693C  
FORKLIFT  482C   485E  
GRADER, MOTOR  670B   670C   670D   670G   672G   770B   770C   770G   772G   870D   870G   872G  
HARVESTER  770D   850  
LOADER, CRAWLER  655   655B   755   755A   755B  
LOADER, FOUR-WHEEL DRIVE  444H   444J   444K  
LOADER, SKID-STEER  313   315   317   318D   319D   320D   323D   CT322  
SKIDDER, LOG  240   640   640D   740   740A  
TRACTOR, COMPACT UTILITY, ATTACHMENT  400CX   512   521   522  
TRUCK, ARTICULATED DUMP  410E   Deere
John Deere parts catalog
110 - BACKHOE, LOADER
  • Bucket Cylinder ( - 013999) » Back-Up Ring R78393
  • Bucket Cylinder (014000 - ) » Back-Up Ring R78393
  • Boom Cylinder » Back-Up Ring R78393
400CX - LOADER
  • LIFT CYLINDER » Back-Up Ring R78393
  • BUCKET CYLINDER (400CX) » Back-Up Ring R78393
410 - LOADER
  • Lift Cylinder ( - 013117) » Back-Up Ring R78393
  • Lift Cylinder (013118 - ) » Back-Up Ring R78393
  • Bucket Cylinder ( - 013117) » Back-Up Ring R78393
  • Bucket Cylinder (460) (013118 - ) » Back-Up Ring R78393
512 - LOADER
  • LIFT CYLINDER » Back-Up Ring R78393
  • BUCKET CYLINDER » Back-Up Ring R78393
521 - LOADER
  • LIFT AND BUCKET CYLINDER (521) » Back-Up Ring R78393
  • Bucket Cylinder for 521 » Back-Up Ring R78393
  • Bucket Cylinder for 521 » Back-Up Ring R78393
  • BUCKET CYLINDER (521) » Back-Up Ring R78393
522 - LOADER
  • BUCKET CYLINDER (522) » Back-Up Ring R78393
240 - LOADER, SKID-STEER
  • Bucket Hydraulic Cylinder (Right and Left) ( -925238) » Back-Up Ring R78393
  • BUCKET HYDRAULIC CYLINDER (925239- ) » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER (240)(SERIAL NO. -925238) » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER (250)(SERIAL NO. -925238) » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER (LEFT)(240 AND 250)(SERIAL NO. 925239- ) » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER (RIGHT)(240 AND 250)(SERIAL NO. 925239- ) » Back-Up Ring R78393
313 - LOADER, SKID-STEER
  • Bucket Cylinder » Back-Up Ring R78393
315 - LOADER, SKID-STEER
  • Bucket Cylinder » Back-Up Ring R78393
315 - LOADER, SKID-STEER
  • Boom Cylinder » Back-Up Ring R78393
  • Bucket Cylinder » Back-Up Ring R78393
317 - LOADER, SKID-STEER
  • BOOM HYDRAULIC CYLINDER (SERIAL NO. -111419) » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER (SERIAL NO. 111420- ) » Back-Up Ring R78393
  • BUCKET HYDRAULIC CYLINDER » Back-Up Ring R78393
318D - LOADER, SKID-STEER
  • Right Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Boom Cylinders (179867 - 185694) » Back-Up Ring R78393
  • Boom Cylinders (185695 - ) » Back-Up Ring R78393
  • Left Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Left Boom Cylinder (179866 - 185694) » Back-Up Ring R78393
  • Left Boom Cylinder (185695 - ) » Back-Up Ring R78393
319D - LOADER, SKID-STEER
  • Boom Cylinders (179867 - 185694) » Back-Up Ring R78393
  • Right Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Boom Cylinders (185695 - ) » Back-Up Ring R78393
  • Left Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Left Boom Cylinder (179866 - 185694) » Back-Up Ring R78393
  • Left Boom Cylinder (185695 - ) » Back-Up Ring R78393
320D - LOADER, SKID-STEER
  • Right Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Boom Cylinders (179867 - 185694) » Back-Up Ring R78393
  • Boom Cylinders (185695 - ) » Back-Up Ring R78393
  • Left Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Left Boom Cylinder (179866 - 185694) » Back-Up Ring R78393
  • Left Boom Cylinder (185695 - ) » Back-Up Ring R78393
323D - LOADER, SKID-STEER
  • Right Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Boom Cylinders (179867 - 185694) » Back-Up Ring R78393
  • Boom Cylinders (185695 - ) » Back-Up Ring R78393
  • Left Boom Cylinder ( - 179866) » Back-Up Ring R78393
  • Left Boom Cylinder (179866 - 185694) » Back-Up Ring R78393
  • Left Boom Cylinder (185695 - ) » Back-Up Ring R78393
CT322 - LOADER, SKID-STEER
  • BUCKET HYDRAULIC CYLINDER » Back-Up Ring R78393
  • BOOM HYDRAULIC CYLINDER » Back-Up Ring R78393
410D - BACKHOE, LOADER
  • Power Steering Cylinder W/O MFWD (780659 - ) » Back-Up Ring R78393
  • Power Steering Cylinder W/O MFWD (Replacement Cylinder) (780659 - ) » Back-Up Ring R78393
410E - BACKHOE, LOADER
  • Steering Cylinder, W/O MFWD (780659 - ) » Back-Up Ring R78393
  • Steering Cylinder, W/O MFWD (780659 - ) » Back-Up Ring R78393
410G - BACKHOE, LOADER
  • Replacement Steering Cylinder without MFWD ( - 911131) » Back-Up Ring R78393
  • Replacement Steering Cylinder without MFWD (911132 - ) » Back-Up Ring R78393
850 - BULLDOZER
  • REPLACEMENT TILT CYLINDER (6545) (STRAIGHT DOZER) (LONG TRACK AND LOW GROUND PRESSURE) [04D25] » Back-Up Ring R78393
  • REPLACEMENT TILT CYLINDER KIT (6545) (LOW GROUND PRESSURE TRACK) (LONG TRACK) (STRAIGHT DOZER) [04E0 » Back-Up Ring R78393
850B - BULLDOZER
  • TILT CYLINDER (6545) (STANDARD) (LONG TRACK) (LOW GROUND PRESSURE) (SERIAL NO. -XXXXXXX) [03H18 » Back-Up Ring R78393
  • TILT CYLINDER KIT (6545) [03H21] » Back-Up Ring R78393
690 - EXCAVATOR
  • CROWD CYLINDER REPLACEMENT REPAIR KIT (CYLINDER ROD) [01H13] » Back-Up Ring R78393
690B - EXCAVATOR
  • REPLACEMENT CROWD CYLINDER REPAIR KIT (CYLINDER ROD) [02E17] » Back-Up Ring R78393
  • BUCKET CYLINDER (SERIAL NO. 501307- ) [02E21] » Back-Up Ring R78393
  • REPLACEMENT BUCKET CYLINDER REPAIR KIT (CYLINDER ROD) [02E23] » Back-Up Ring R78393
690C - EXCAVATOR
  • BUCKET CYLINDER (SERIAL NO. -509184) [02F19] » Back-Up Ring R78393
  • BUCKET CYLINDER (SERIAL NO. 509185- ) [02F20] » Back-Up Ring R78393
  • ARM CYLINDER (SERIAL NO. -509184) [02F21] » Back-Up Ring R78393
  • ARM CYLINDER (SERIAL NO. 509185- ) [02F22] » Back-Up Ring R78393
690CR - EXCAVATOR
  • BUCKET CYLINDER [02E13] » Back-Up Ring R78393
  • ARM CYLINDER [02E14] » Back-Up Ring R78393
690D - EXCAVATOR
  • BUCKET CYLINDER (690DR) [03I17] » Back-Up Ring R78393
  • ARM CYLINDER (690DR) [03I18] » Back-Up Ring R78393
693B - FELLER BUNCHER
  • BUCKET CYLINDER REPLACEMENT REPAIR KIT (CYLINDER ROD) [02H18] » Back-Up Ring R78393
693B - FELLER BUNCHER
  • REPLACEMENT CROWD CYLINDER REPAIR KIT (CYLINDER ROD) [02G08] » Back-Up Ring R78393
  • REPLACEMENT BUCKET CYLINDER REPAIR KIT (CYLINDER ROD) [02G21] » Back-Up Ring R78393
693C - FELLER BUNCHER
  • HEAD TILT CYLINDER (FELLER-BUNCHER) (SERIAL NO. -509184) [02B24] » Back-Up Ring R78393
  • HEAD TILT CYLINDER (FELLER-BUNCHER) (SERIAL NO. 509185- ) [02B25] » Back-Up Ring R78393
482C - FORKLIFT
  • Power Steering Cylinder W/O MFWD (758632 - ) » Back-Up Ring R78393
  • Replacement Power Steering Cylinder W/O MFWD (758632 - ) » Back-Up Ring R78393
485E - FORKLIFT
  • POWER STEERING CYLINDER (WITHOUT MECHANICAL FRONT WHEEL DRIVE) » Back-Up Ring R78393
  • POWER STEERING CYLINDER (WITHOUT MECHANICAL FRONT WHEEL DRIVE) (REPLACEMENT CYLINDER) » Back-Up Ring R78393
670B - GRADER, MOTOR
  • FRONT STEERING CYLINDER (670B, SERIAL NO. 554838-571647) » Back-Up Ring R78393
  • REPLACEMENT FRONT STEERING CYLINDER (RING AT END OF ROD)(670) (571648 - ) » Back-Up Ring R78393
  • REPLACEMENT FRONT STEERING CYLINDER (90 DEGREE OIL INLET)(670) (571648 - ) » Back-Up Ring R78393
670C - GRADER, MOTOR
  • FRONT STEERING CYLINDER (670, S.N. -571647) » Back-Up Ring R78393
  • FRONT STEERING CYLINDER (670, S.N. 571648-579218) » Back-Up Ring R78393
  • FRONT STEERING CYLINDER (670, S.N. 579219- ) » Back-Up Ring R78393
670C - GRADER, MOTOR
  • FRONT STEERING CYLINDER (SN -592109) (SEE FOOTNOTE) » Back-Up Ring R78393
  • FRONT STEERING CYLINDER (SN 592110-593779) (SEE FOOTNOTE) » Back-Up Ring R78393
  • FRONT STEERING CYLINDER (SN 593780- ) » Back-Up Ring R78393
670D - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
670G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
670G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
670G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
670G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
670G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
672G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
672G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
672G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
672G - GRADER, MOTOR
  • Front Steering Cylinder » Back-Up Ring R78393
770B - GRADER, MOTOR
  • REPLACEMENT FRONT STEERING CYLINDER (RING AT END OF ROD)(770) (571648 - ) » Back-Up Ring R78393
  • REPLACEMENT FRONT STEERING CYLINDER (90 DEGREE OIL INLET)(770) (571648 - ) » Back-Up Ring R78393
  • Front Steering Cylinder (Replacement Cylinder) » Back-Up Ring R78393
  • Front Steering Cylinder (770B) (554838 - 571647) » Back-Up Ring R78393
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