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Top 5 Impact Crusher Parts You Should Keep on the Shelf

Minimize downtime. Maximize profits per ton.

Spare Parts are Critical for Your Uptime

Mobile crushing contractors dominate their jobsite with a support infrastructure and a strict maintenance schedule because when your mobile impact crusher is down, your crew is down, and you are bleeding money.

Without keeping key impact crusher parts on the shelf you…

  • Waste time waiting for spares
  • Struggle to predict downtime
  • Depend on others to get the issue resolved
  • Lose production and money

Having These Impact Crusher Parts Readily Available Reduce Your Risk of a Long Downtime


(1) Spare Set of Hammers

Hammers wear out over time or can break if you hit an uncrushable, which requires to change hammers on the spot. It   is highly recommended to keep a spare set in your service truck or mounted on the optional hammer bracket.

Learn more about various type hammers in this article.

(2) Fuse Plug for the Hydro Coupling

In case your impact crusher is jammed the fuse plug burns and releases the hydraulic fluid in your hydro coupling to disengage the engine from the rotor. This prevents your engine assembly from any damage. By default, RUBBLE MASTER delivers a spare fuse plug in your tool box but it is advised to restock one immideatly if used.

Fuse Plug for hydro coupling

(3) Electrical Emergency Kit

An electrical emergency kit should include various types breakers, fuses, and a proximity sensor. Breakers, fuses, and sensors shouldn‘t fail but it can happen. In case this happens, they are readily available, cheap and easy & quick to ship. So why keep them on the shelf? They are cheap and you can swap them quickly yourself without wasting any time. Thus, this is a must have for anybody who needs maximum uptime.

Electrical Emergency Kit for Impact Crusher

(4) Air Filter & Safety Cartridge

When the airfilter gets dusted your engine can be seriously damaged. Therefore you should tap out or gently blow out your air filter regularly. If dust is visible at the safety cartridge it is recommended to change both – airfilter and safety cartridge.

Air Filter Kit for Impact Crusher

(5) Side Liners and Bolts

Side liners (also called wear plates or cheek plates) are Hardox plates that armour the crushing chamber on the sides and wear out over time. The pace of wearing out depends on their location inside the crushing chamber. It is recommended to keep the side liners in the high impact areas on the shelf so that you can change them easily and quickly when needed.

Please keep in mind to also order the wear bolts and washers.

Side liners for impact crushers
Releated Products Mobile Impact Crushers
Inlet opening
Transport dimension
RM 120X Mobile Impactor RM 120X
Impact Crusher
350 tph 385 TPH
1,160 x 820 mm 46" x 32"
16,180 x 2,990 x 3,600 mm 52‘10” x 9‘11” x 10‘6“
44,000 kg 95,000 lbs
learn more
RM 100GO! Tracked Impact Crusher RM 100GO!
Impact Crusher
250 tph 275 TPH
950 x 700 mm 37" x 28"
14,700 x 2,860 x 3,155 mm 48'3" x 9'5" x 10'5"
33,600 kg 74,500 lbs
learn more
RM 90GO! Compact Crusher RM 90GO!
Impact Crusher
200 tph 220 TPH
860 x 650 mm 34" x 25"
13,470 x 2,550 x 3,050 mm 44'2" x 8'5" x 10'
28,400 kg 62,500 lbs
learn more
RM 70GO! Compact Crusher RM 70GO! 2.0
Impact Crusher
150 tph 165 TPH
760 x 600 mm 30" x 23"
13,300 x 2,360 x 3,100 43'8" x 7'9" x 10'2"
24,200 kg 53,400 lbs
learn more