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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.

Upgrades Available: Corrosion Resistance, Titan XL, SJ3 Sealed Technology



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 - FB4000 CHAIN - DUAL-EXTENDED PINS WITH EXTRA SIDEPLATE
Unit of Measure
1 

Item #

Brand

Pin Type

Attachment Spacing

Pitch - PITCH

Average Ultimate Strength

Max Working Load

Approx. Weight

Pitches Per Foot

27138 N/A Tsubaki N/A Cottered N/A 2L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 20.29 lbs/ft N/A 3.00 in
21582 N/A Tsubaki N/A Cottered N/A 4L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 0 lbs/ft N/A 3.00 in
27141 N/A Tsubaki N/A Cottered N/A 6L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 0 lbs/ft N/A 3.00 in
27139 N/A Tsubaki Titan XL N/A Cottered N/A 2L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 20.29 lbs/ft N/A 3.00 in
27140 N/A Tsubaki Titan XL N/A Cottered N/A 4L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 0 lbs/ft N/A 3.00 in
27142 N/A Tsubaki Titan XL N/A Cottered N/A 6L N/A 4.000 in N/A 140000 lb N/A 10000 lb N/A 0 lbs/ft N/A 3.00 in
Unit of Measure
1