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Roller chain Tsubaki Winner RS20B 3 (RP) - BS GT4 WINNER - Image 1
Roller chain Tsubaki Winner RS20B 3 (RP) - BS GT4 WINNER - Image 2
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Roller chain Tsubaki Winner RS20B 3 (RP) – BS GT4 WINNER

Tsubaki Winner RS20B 3 (RP) (GT4 WINNER series) is a premium BS roller chain that delivers up to 25% higher fatigue strength and significantly extended wear life compared to standard BS chains. Recommended for the most demanding power-transmission drives in European industry.

Quality class: Premium

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Technical Data

Additional information

NTT product code

RS20B3RP
Tsubaki article no.

72720203001-M5
Standard packaging

5M
Pitch - P [mm]

31,75
Pitch p inch

(1 1/4”)
Roller diameter - D1 [mm]

19,05
Inner width - B1 [mm]

19,56
Transverse Pitch (pt)

36,45
Pin diameter - D2 [mm]

10,19
Connecting pin length - L2 [mm]

59,70
Pin length - L [mm]

121,00
Link plate thickness - T [mm]

3,40
Link plate height - H [mm]

26,00
Min. Tensile Strength acc. to Tsubaki (KN)

295,0
Min. Tensile Strength acc. to ANSI (KN)

250,0
Mass [kg/m]

11,45
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About Brand
SKU: RS20B-3-RP Category: Brand:
PREMIUM JAPANESE QUALITY

Tsubaki Roller Chains

ANSI & BS STANDARDS - PROVEN RELIABILITY

  • ANSI G8 Series: Heat-treated link plates exceed ANSI requirements for superior fatigue strength and durability.
  • LAMBDA Chains: Self-lubricating chains for maintenance-free operation in food, pharmaceutical and clean-room applications.
  • NEPTUNE Chains: Special anti-corrosion coating for outdoor and humid environments.
Available in single, double and triple strand configurations across all ANSI and BS sizes.
Links
Roller chain Tsubaki Winner RS20B 3 CL (CP) - BS GT4 WINNER (Connecting Link - cotter pin type)

Roller chain Tsubaki Winner RS20B 3 CL (CP) - BS GT4 WINNER (Connecting Link - cotter pin type)

RS20B-3-CL-CP
Roller chain Tsubaki Winner RS20B 3 OL - BS GT4 WINNER (Offset Link)

Roller chain Tsubaki Winner RS20B 3 OL - BS GT4 WINNER (Offset Link)

RS20B-3-OL
Roller chain Tsubaki Winner RS20B 3 2POL (RP) - BS GT4 WINNER (Two Pitch Offset Link)

Roller chain Tsubaki Winner RS20B 3 2POL (RP) - BS GT4 WINNER (Two Pitch Offset Link)

RS20B-3-2POL-RP