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Leveraging over a century of mining/aggregate conveying experience, Tsubaki is proud to offer a market leading portfolio of premium heavy duty feeder/breaker chains. These offerings are each uniquely designed to achieve ultimate durability, predictability and reliability in the most demanding feeder applications.

Custom Flights and Flight Assemblies Available



PINS
  • Premium grade alloy steel.
  • Heat treated for superior strength and toughness.
    • Core – Through hardened for superior impact resistance.
    • Surface – Induction hardened for extended wear resistance.
  • Precision manufactured to maintain high interference fit with sidebars.
  • Prevents pin rotation and subsequent sidebar wear.

BUSHINGS
  • Premium alloy steel.
  • Heat treated for superior strength.
    • Core – Through hardened for toughness/impact resistance.
    • Surface – Case hardened for ultimate/extended wear resistance.
  • Precision manufactured to maintain high interference fit with sidebars.
  • Favorable residual stresses resist fatigue and allow for extended life.

SIDEBARS
  • Alloy or premium grade carbon steel.
  • Through hardened for superior strength, toughness and fatigue resistance.
  • Induction hardened sidebar edges are also available for extended wear resistance.
  • Proprietary manufacturing processes ensure consistent hole quality and precise pitch control.
  • High quality hole finish increases fatigue resistance.

TYPICAL APPLICATIONS
  • Underground Feeder/Breakers
  • Above Ground Feeders/Breaker
  • Dozer Trap Style Feeders
  • Submerged Flight Systems

COMMON INDUSTRIES
INDUSTRIALS MINERALS
MINING
CEMENT
FERTILIZER
OIL & GAS
POWER GENERATOR
Feeder Breaker Chains
Feeder Breaker Chains_2
Unit of Measure
1 

Item #

Pitch

Inside Width - A

Bushing Diameter - B

Pin Diameter - C

Sidebar Height - D

Sidebar Thickness - E

Pin Head to CL - F

Pin End to CL -G

Overall Width - H

Average Ultimate Strength

Max Working Load

FB3067 N/A 3.067 in N/A 1.56 in N/A 1.50 in N/A 0.75 in N/A 2.25 in N/A 0.38 in N/A 1.72 in N/A 2.13 in N/A 3.84 in N/A 141000 lb N/A 7600 lb
FB3075 N/A 3.075 in N/A 1.31 in N/A 1.25 in N/A 0.68 in N/A 1.5 in N/A 0.38 in N/A 1.63 in N/A 1.88 in N/A 3.50 in N/A 69000 lb N/A 4900 lb
FB3035 N/A 3.000 in3.500 in N/A 1.88 in N/A 1.50 in N/A 0.99 in N/A 2.5 in N/A 0.56 in N/A 2.28 in N/A 2.72 in N/A 5.00 in N/A 160000 lb N/A 10400 lb
FB3040 N/A 3.000 in4.000 in N/A 1.88 in N/A 1.50 in N/A 0.99 in N/A 2.5 in N/A 0.56 in N/A 2.28 in N/A 2.72 in N/A 5.00 in N/A 160000 lb N/A 10400 lb
FB3500 N/A 3.500 in N/A 2.25 in N/A 1.75 in N/A 1.13 in N/A 2.75 in N/A 0.56 in N/A 2.47 in N/A 2.91 in N/A 5.38 in N/A 164000 lb N/A 13300 lb
FB3750 N/A 3.750 in N/A 2.25 in N/A 1.75 in N/A 1.19 in N/A 2.75 in N/A 0.56 in N/A 2.53 in N/A 2.84 in N/A 5.37 in N/A 160000 lb N/A 14000 lb
FB4000 N/A 4.000 in N/A 1.94 in N/A 1.75 in N/A 0.94 in N/A 2.38 in N/A 0.56 in N/A 2.45 in N/A 2.75 in N/A 5.20 in N/A 140000 lb N/A 10000 lb
FB4500 N/A 4.500 in N/A 2.75 in N/A 2.38 in N/A 1.37 in N/A 3.5 in N/A 0.63 in N/A 2.91 in N/A 3.34 in N/A 6.25 in N/A 283500 lb N/A 19200 lb
FB5500 N/A 5.500 in N/A 2.75 in N/A 2.50 in N/A 1.46 in N/A 4 in N/A 0.75 in N/A 3.19 in N/A 3.63 in N/A 6.81 in N/A 315000 lb N/A 21700 lb
FB6000 N/A 6 in N/A 3.63 in N/A 2.75 in N/A 1.75 in N/A 4.50 in N/A 0.88 in N/A 3.84 in N/A 4.17 in N/A 8.02 in N/A 480000 lb N/A 33000 lb
Unit of Measure
1