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OEM Piston rings from 160 up to 988 mm https://mship.no View larger

OEM Piston rings

New product

OEM Piston rings and APR's, flame rings and repair bushes

More details

  • Data sheet

    Modelfor 2-stroke and 4-stroke large bore engines,
    Performance specificationPiston rings form 160 up to 980 mm
    Cylinder boreFrom 160 mm and up to 980 mm cylinder bore.

    More info

    QIN OEM Piston rings and APR's, flame rings and repair bushes.


    a leading manufacturer of piston
    rings for 2-stroke and 4-stroke large
    bore engines, generally 160mm-980mm

    Technical Support: strong in-house R&D and Engineering
    capabilities, offered free of cost or obligation.

    Full In-house Production: QIN have own foundry
    as well as the machining / coating / finishing plant, so
    giving us complete control over the production process
    and a high degree of operational flexibility.

    Chrome Ceramic Technology – for the smoothest /
    hardest-wearing / least wear-inducing coating available
    in the market today for this size and type of piston ring.
    All of which combine to allow us to offer market-leading
    technology to our customers, with short lead times.

    Piston rings are supplied into marine, industrial, rail and power generation applications worldwide.


    • ABC DX, DZ
    • MAN B&W 16/24, 21/31, 23/30, 23/30H, 23/30DF, 23/30S, 26MTB40, 27/38, 28/32A, 28/32H, 28/32S, 28/32SI, 28L,90MC, G95ME, 98MC
    • Rolls-Royce - Bergen - ULSTEIN KRG, KRGB, B35:40, B35:45
    • Caterpillar 3600 series, C280 series
    • Daihatsu DK20, DL22, DS26, PS26, DL28, DK28T1, DLM32, DS32
    • Deutz 350, 358, 428, 528, 540, 545, 628
    • EMD 645/710
    • GMT FIAT210-2112-2116, L236S, AL230, BL230, BL230P, B306SS, B3012SS, 320, 420A, 420H, 420C, 550
    • HIMSEN 21/32, 25/33, 32/40
    • MaK M20, M25, M281, M282, M331, M332, M332C, M32, M451, M452, M452AK, M453, M453AK, M453CAK, M35, M43C, M551, M551AK, M552, M552C,     M601, M601C
    • MAN 17.5/22, 20/27, 22/30, 23.5/33, 24/30, 25/30, GV 28,5/42, GV30/45, 32/36, 32/40, 32/40
      CD, 40/54, 40/54A, 40/54B, 40/45, 40/45B, 48/60A, 48/60B, 52/74, 52/55A, 52/55B, 52/52, 58/64, 58/64CD
    • MWM D440, D484, D500, D501, D510
    • RUSTON RK215, RK270
    • SEMT PIELSTICK PA4, PA4V200VG, PA5, PA6, PA6B, PC1, PC2.2, PC2.5, PC2.6, PC2.6B, PC2.6B-600, PC3, PC4, PC4.2B
    • SKL 29/24, NVDS48A-2, 6VDS48/42-AL2
    • STORK Wärtsilä 240, SW280, TM410
    • SULZER AL20D, AL20H, S20, S20HFO, BA-B22, TW24, AS25/30H (HFO), AL25/30, AS/AT25/30,
      ASL25D, Z40/48, ZA40/48, ZA40S, ZA50S
    • Wärtsilä VASA20, VASA22, VASA24, WARTSILA WN25 NOHAB F10 - F20 - F30, WARTSILA WN25GAS, VASA26,
      VASA 32, VASA R32, VASA32LNE, W32, W34SG, W38A, W38B, WARTSILA SULZER 9ZH40/48, VASA46,
      W50DF, W64
    • WAUKESHA 7042, 7044
    • YANMAR 8N21, M220AL-EN, 6EY26LW, YMT260L-ST, Z280SLT

    OEM names and models are listed purely as references for  products which are designed to be compatible with those engines.
    This list is not exhaustive, it is just a summary of our most-requested and most-supplied parts.
    We have the ability to design new parts as well as to reverse-engineer existing parts.
    Also supplied: APRs for Wartsila Engines, Flame Rings and Repair Bushes