Premium Lower Hammer Assembly – Precision-Built for Atlas Copco & Epiroc (Part #3363 0894 80) Engineered by MERIT for Maximum Durability & ROI
Upgrade your hydraulic breaker performance with MERIT’s OEM-equivalent Lower Hammer Assembly , meticulously crafted to meet the exacting standards of Atlas Copco and Epiroc systems.
MERIT Quality You Can Trust
Forged from high-grade, wear-resistant steel
Precision-machined to OEM tolerances
Rigorously tested for structural integrity and long service life
Key Dimensions
Width: 380 mmLength: 885 mmWeight: 700 kg
Why Choose MERIT? 20+ Years of expertise in industrial demolition components1-Year Warranty against defects in material and workmanship50,000+ product range —always in stock, always ready
Maximize Your ROI OEM-level reliability at a smarter price , so your operation runs longer, smoother, and more profitably.
Ready to order or request a quote? www.meritautomotive.com info@meritautomotive.com
MERIT is an independent supplier. All referenced brand names and trademarks are used for identification purposes only.
Part No. Description 3363121222 Seal kit 3360314375 O-ring 3360314370 O-ring 3363123253 Seal 3360478171 O-ring 3361031810 O-ring 3363087483 Back-up ring 3360314373 O-ring 3361850422 Seal kit 3363121175 Seal 3363121176 Back-up ring 3360314453 O-ring 3360314364 O-ring 3360328046 Back-up ring 3360478426 Threaded plug 3360175125 O-ring 3363113167 Seal 3363098138 Seal 3363083593 Seal kit 3362267583 Sitromatic 3363083671 Wiper 3362267585 Seal 3362267589 Seal 3363083594 Seal kit 3362267586 Seal 3363091732 Seal kit for swivel joint 3363116082 Plastic parts kit 3361356789 Elastic pad 3361356925 Shock absorber 3363115360 Guide plate 3363115361 Guide plate 3363086237 Plate 3363113270 Tensioning bolt kit (191) Tensioning bolt 3363093653 Washer 3363085321 Threaded insert 3363113148 DustProtector kit 3363070665 Floating ring (tribolid) 3363033801 Counter ring 3363033733 Guide ring 3363112602 Bolt 3361854363 Locking bush 3363116083 Noise protection kit 3363111912 Plug 3363115515 Cover 3363092697 Cover 3363094377 Lower breaker part kit (bronze) 3361331529 Retainer bar 3362261540 Bolt 3362262921 Plug 3363069083 Impact ring 3363069137 Wear bush 3363086511 Wear bush (bronze) 3361854347 Bolt 3361854363 Locking bush 3362260433 Locking bush 3315038100 Bio chisel paste cartridge 3361852175 Test gauge lower wear bush 3363103408 Lower breaker part kit (steel) 3363088653 Wear bush (steel) 3363094378 Lower breaker part kit (bronze) for DustProtector 3363088651 Base for wiper 3363034265 Wiper 3363103409 Lower breaker part kit (steel) for DustProtector 3363103487 Fastening screw kit 3363113101 Fastening screw 3363100049 Washer 3361031546 Threaded insert 3363089850 Accumulator repair kit 3361329022 Diaphragm 3360332259 Filling screw 3360314460 O-ring 3361335025 Protective cap 3360314384 O-ring 3363094300 Anti-seize agent
3. Hydraulic Breaker HB 4100 Part No. Description (1) Percussion unit 3361356789 Elastic pad 3361356925 Shock absorber 3363115360 Guide plate 3363115361 Guide plate 3363086237 Plate 3363094826 Transport safety device complete (21) Transport safety device 3360114151 Allen screw 3363091872 Label transport safety device 3360103255 Nut 3363115523 Plate 3361333703 Pair of lock washers 3362328113 Allen screw 3363111912 Plug 3363115515 Cover 3363115524 Swivel joint cover 3361850596 Pair of lock washers 3360103750 Allen screw 3363092697 Cover 3363111995 Lifting eye 3315439145 Protective plug HATCON 3363115432 Breaker box 3363067123 Automatic lubrication system (550) Connecting kit for automatic lubrication system (580) HATCON
4. Hydraulic Breaker HB 4100 DP Part No. Description 3363070665 Floating ring (tribolid) 3363033801 Counter ring 3363033733 Guide ring 3363112602 Bolt 3361854363 Locking bush 3363088651 Base for wiper 3363034265 Wiper 3363115364 Breaker box
5. Percussion Unit – Cylinder Cover Part No. Description 3363120563 Cylinder cover 3363086569 Main control valve 3361331555 Cover 3360314375 O-ring 3360103776 Allen screw 3363035453 Valve 3363035425 Threaded plug 3360314370 O-ring 3363085270 Safety valve 3363087086 Threaded plug 3363087087 Threaded plug 3363123253 Seal 3361854657 Connecting screw 3360478171 O-ring 3361031810 O-ring 3363087483 Back-up ring 3361854511 Non-return valve 3360314373 O-ring 3360103750 Allen screw 3363116891 Swivel joint complete 3363116890 Adapter complete (142) Adapter 3363116062 Snapring 3361356643 Adapter 3361850422 Seal kit 3361356645 Disk 3361353489 Cap 3363120683 Valve 3363121175 Seal 3363121176 Back-up ring 3360314453 O-ring 3363094981 HP-accumulator 3363113101 Fastening screw 3363114730 Service kit O-rings 3363100049 Washer 3360314364 O-ring 3360328046 Back-up ring 3361844113 Strainer disk 3361844115 Threaded plug 3361031546 Threaded insert 3361031529 Threaded insert 3360478439 Threaded plug 3363087286 Filling valve complete (181) Filling valve 3360478426 Threaded plug 3360175125 O-ring 3363113035 Tensioning bolt complete (191) Tensioning bolt 3363093653 Washer
6. Percussion Unit – Cylinder Part No. Description 3363085598 Seal bush 3363113167 Seal 3363098138 Seal 3363097795 Ring 3363083593 Seal kit 3363120612 Cylinder 3362267583 Sitromatic 3363083671 Wiper 3362267585 Seal 3362267589 Seal 3361356613 Percussion piston 3360921413 Lock pin 3363083594 Seal kit
7. Lower Breaker Part (Steel) Part No. Description 3360921413 Lock pin 3362267586 Seal 3361331529 Retainer bar 3362261540 Bolt 3362262921 Plug 3361329794 Protective cap 3363089480 Lower breaker part complete with lower wear bush steel (481) Lower breaker part 3363069083 Impact ring 3363069137 Wear bush 3363088653 Wear bush (steel) 3361854347 Bolt 3361854363 Locking bush 3363085321 Threaded insert 3362260433 Locking bush
8. Lower Breaker Part (Bronze) Part No. Description 3363116920 Lower breaker part complete with lower wear bush bronze (481) Lower breaker part 3363088511 Wear bush (bronze)
9. Connecting Kit for Automatic Lubrication System Part No. Description 3363112828 Support 3361850596 Pair of lock washers 3360103750 Allen screw 3363118212 Connecting kit for automatic lubrication system 3363083877 Hydraulic hose 3363083873 Hydraulic hose 3363066951 Seal 3363068745 Adapter 3363066887 Adapter 3363087185 Fitting 3363066234 Fitting 3363087186 Fitting 3363066233 Fitting
10. HATCON Part No. Description (581) Tracking module HATCON 3315439130 Damper HATCON 3315439110 Housing type 1 HATCON 3315439140 Lock ring HATCON 3315439120 Sleeve HATCON 3315439100 Product label HATCON 3315442800 Screw HATCON
11. Optional Parts Part No. Description 3363033803 Floating ring (steel) 3363088511 Wear bush (bronze) 3363088653 Wear bush (steel) 3363117931 Automatic lubrication system HD
12. Optional Equipment Part No. Description 3363122356 Bio chisel paste cartridge 3363091200 Chisel paste cartridge 3363034567 GREASE PUMP 3360433774 Grease nipple 3363089845 Maintenance and charging box with nitrogen cylinder 3363094940 Maintenance and charging box without nitrogen cylinder 3361852175 Test gauge lower wear bush 3363094952 Inside callipers upper wear bush (907) Adapter plate 3363104727 Base plate with threaded inserts 3363087304 Bolt kit 3363104725 Base plate with through borings 3363094576 Bolt kit 3360478949 Allen key (27 mm) 3363090531 Adapter kit for underwater applications 3315442500 Retrofit kit HATCON 3315439105 Security bit HATCON 3315439106 Magnet HATCON 3363092987 Piston retainer
13. Working Tools – ClassicLine HB 4100 Part No. Description 3363119533 Moll point 3363119534 Chisel (cross) 3363119535 Chisel (parallel) 3363119536 Blunt tool
14. Working Tools – ProLine HB 4100 Part No. Description 3363118353 Moll point 3363118355 Chisel (cross) 3363094455 Blunt tool
15. Working Tools – ClassicLine HB 4100 DP Part No. Description 3363119533 Moll point 3363119534 Chisel (cross) 3363119535 Chisel (parallel) 3363119536 Blunt tool
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