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US-4121 Chain

US-4121 Chain
US-4121 Chain

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Description Technical Specs
This US-4121 chain is an offset style drive chain that is manufactured to be high strength, durable, and have great performance. We offer some of the best pricing in the industry on US-4121 chain! US-4121 chain is found in some of the most sever applications on earth including power drives, constructing machinery, and heavy duty conveyors. US-4121 can even operate in these harsh applications at moderately high speeds. This chain has been manufactured using select grades of alloy steel for high strength and durability, along with press fitted pins to prevent pin rotation. Additionally we offer a full line of high quality US-4121 chain sprockets that range in, construction, tooth count, bore, and hub configurations. For pricing and availability on US-4121 offset drive chain or sprockets please contact us.


  • Part Number: US-4121
  • Pitch: 4.090"
  • Style: Offset Sidebar
  • Ultimate Strength: 210,000 LBS
  • Weight Per Foot: 13.60 LBS
  • Rated Working Load: 10,700 LBS
  • Pin Diameter (G): 1.000"
  • Inside Width (E): 1.940"
  • Dimension (B): 2.750"
  • Dimension (C): 2.380"
  • Pin Style: K/ Full Round
  • Pin Material: Heat-Treated & Induction Hardened Alloy Steel
  • Roller Diameter (D): 1.880"
  • Roller Material: Heat-Treated Alloy Steel
  • Sidebar Thickness (T): 0.560"
  • Sidebar Height (H): 2.750"
  • Sidebar Material: Heat-Treated Alloy Steel
  • Bushing Diameter: 1.490"
  • Bushing Material: Heat-Treated Alloy Steel

Phone: (407) 347-3519
About Us
    • High Quality Drive Chain
    • Offset Style
    • Extremely High Strength
    • Durable

US-4121 Offset Sidebar Drive Chain Connecting (Master) Link US-4121 Pin
US-4121 Connecting Link US-4121 Pin

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