Hunan Chengzhai Machinery Equipment Co., Ltd.
                                                                                                           
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Atlas Copco Sleeve Section Seals 3128308121

Price Negotiable
Price: 2164
MOQ: 1
Delivery Time: 15days
Brand: Atlas Copco / Epiroc
Product Description

Atlas Copco Sleeve Section Seal 3128308121


Part No.: 3128308121

Name: Sleeve Section Seal / Bushing Seal

Brand: Atlas Copco (Epiroc)

Application: Atlas Copco / Epiroc COP 1838 series rock drills (also fits COP 1638, COP 2238)

Function: Main sleeve / cylinder section sealing, high-pressure hydraulic & dust protection.

1. Technical Specifications


  • Type: Composite sleeve seal (metal outer + rubber inner)
  • Material:
    • Outer: Carbon steel (black oxide coated)
    • Inner: NBR (nitrile rubber) / FKM optional

  • Working Pressure: Up to 350 bar
  • Temperature: −30 °C ~ +120 °C (NBR); up to +200 °C (FKM)
  • Dimensions (approx.):
    • ID: 80 mm
    • OD: 95 mm
    • Width: 25 mm

  • Weight: ≈ 0.5 kg
  • Cross Ref: 3128 3081 21 (hyphenated format)
  • 3. Key Features


    • Wear‑resistant rubber inner lip for high pressure & heavy dust conditions
    • Steel outer ring for rigid installation in sleeve housing
    • Dual‑lip design: hydraulic seal + dust wiper in one
    • Direct OEM replacement for COP1838 series drills

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Chengzhai Machinery Equipment Co., Ltd.
Location Changsha Avenue, Yuhua District, Changsha, Hunan, China (Changsha) ASEAN Economic and Trade Cooperation Headquarters Base 1209
Contact Person sunny wen

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