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 mm
Length: 885 mm
Weight: 700 kg
🔹 Why Choose MERIT?
✅ 20+ Years of expertise in industrial demolition components
✅ 1-Year Warranty against defects in material and workmanship
✅ Part of a 50,000+ product range—always in stock, always ready
🔹 Maximize Your ROI
Reduce downtime, extend equipment life, and cut replacement costs—all without sacrificing performance. MERIT delivers 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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