131 Chain - K2 Attachment
131 Chain
Excellent for severe working conditions, particularly those with grit or abrasive particulate.
Utilizes premium steels throughout and proprietary, precisely controlled heat treatments.
Upgrades Available: Corrosion Resistance, Titan XL, SJ2 Sealed Technology
PINS
Utilizes premium steels throughout and proprietary, precisely controlled heat treatments.
Upgrades Available: Corrosion Resistance, Titan XL, SJ2 Sealed Technology

PINS
- Alloy or premium grade carbon steel.
- Heat treated for superior strength and toughness.
- Core – Through hardened for superior impact resistance.
- Surface – Case or Induction hardened for extended wear resistance.
- Precision manufactured to maintain high interference fit with sidebars.
- Prevents pin rotation and subsequent sidebar wear.
- Alloy or premium grade carbon steel.
- Heat treated for superior strength.
- Core – Through
more
Excellent for severe working conditions, particularly those with grit or abrasive particulate.
Utilizes premium steels throughout and proprietary, precisely controlled heat treatments.
Upgrades Available: Corrosion Resistance, Titan XL, SJ2 Sealed Technology
PINS
SIDEBARS
TYPICAL APPLICATIONS
Bulk Material Handling
COMMON INDUSTRIES
INDUSTRIALS MINERALS
MINING
CEMENT
GRAIN
FERTILIZER
SUGAR PROCESSING less
Utilizes premium steels throughout and proprietary, precisely controlled heat treatments.
Upgrades Available: Corrosion Resistance, Titan XL, SJ2 Sealed Technology

PINS
- Alloy or premium grade carbon steel.
- Heat treated for superior strength and toughness.
- Core – Through hardened for superior impact resistance.
- Surface – Case or Induction hardened for extended wear resistance.
- Precision manufactured to maintain high interference fit with sidebars.
- Prevents pin rotation and subsequent sidebar wear.
- Alloy or premium grade carbon steel.
- Heat treated for superior strength.
- Core – Through hardened for toughness/impact resistance.
- Surface – Case hardened for ultimate/extended wear resistance.
- Precision machined to maintain smooth bearing surfaces and 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.
- Proprietary manufacturing processes ensure consistent hole quality and precise pitch control.
- Favorable residual stresses resist fatigue and allow for extended life.
TYPICAL APPLICATIONS
Bulk Material Handling
- Bucket Elevators
- Feeders
- Drag Conveyors
COMMON INDUSTRIES
INDUSTRIALS MINERALS
MINING
CEMENT
GRAIN
FERTILIZER
SUGAR PROCESSING less
Item # |
Brand |
Pin Type |
Attachment Spacing |
Pitch |
Max Working Load |
Weight |
Pitches Per Foot |
---|---|---|---|---|---|---|---|
23986 23986/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Cottered | Attachment Spacing N/A 2L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26949 26949/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Riveted | Attachment Spacing N/A 2L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
23987 23987/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Cottered | Attachment Spacing N/A 3L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26951 26951/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Riveted | Attachment Spacing N/A 3L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
14844 14844/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Cottered | Attachment Spacing N/A 4L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26953 26953/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Riveted | Attachment Spacing N/A 4L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26425 26425/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Cottered | Attachment Spacing N/A 5L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26955 26955/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki | Pin Type N/A Riveted | Attachment Spacing N/A 5L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26948 26948/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki Titan XL | Pin Type N/A Cottered | Attachment Spacing N/A 2L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26950 26950/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki Titan XL | Pin Type N/A Cottered | Attachment Spacing N/A 3L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26952 26952/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki Titan XL | Pin Type N/A Cottered | Attachment Spacing N/A 4L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |
26954 26954/Asset/131-CHAIN--K2-ATTACHMENTS.jpg | Brand N/A Tsubaki Titan XL | Pin Type N/A Cottered | Attachment Spacing N/A 5L | Pitch N/A 3.075 in | Max Working Load N/A 4500 lb | Weight N/A 6.5 lbs/ft | Pitches Per Foot N/A 3.90 in |