WAS SHENG - Over 30 years of experience in CNC machining, stamping and cold forging.

Result 1 - 18 of 18
  • DIN 6797 Internal Toothed Lock Washers
    DIN 6797 Internal Toothed Lock Washers
    TLW-01

    Internal toothed lock washers usually fasten with screws to prevent snagging or scratching. Teeth lock into screw head or nut also prevents loosening.The feature of external toothed lock washers is the teeth on the outer diameter of the washer, which provides additional holding power to screws.


  • IFI Internal / External Toothed Lock Washers
    IFI Internal / External Toothed Lock Washers
    TLW-02

    Internal toothed lock washers usually fasten with screws to prevent snagging or scratching. Teeth lock into screw head or nut also prevents loosening.The feature of external toothed lock washers is the teeth on the outer diameter of the washer, which provides additional holding power to screws.


  • IFI Countersunk External Toothed Lock Washers
    IFI Countersunk External Toothed Lock Washers
    TLW-03

    Countersunk external toothed lock washer used with flat or oval head screws in countersunk holes, fasten with screws to prevent loosening.


  • DIN 6797 External Toothed Lock Washers
    DIN 6797 External Toothed Lock Washers
    TLW-04

    The feature of external toothed lock washers is the teeth on the outer diameter of the washer, which provides additional holding power to screws.


  • Push Nuts & Speed Locking Starlock Washers
    Push Nuts & Speed Locking Starlock Washers
    PU-01

    Speed nuts have both functions of lock washer and nut. When fastener tightened, prongs of nut are drawn inward until they exert pressure on the root of the thread on the fastener, which locks it from loosening under vibrations. There are many different designs of speed nut, like flat, square or wing.Push nuts have no thread and grooving operations, which can assemble rapidly and once fixed in position, they cannot be removed without destruction.


  • Spring Steel Locking Starlock Washers Yellow Zinc
    Spring Steel Locking Starlock Washers Yellow Zinc
    PU-02

    Speed nuts have both functions of lock washer and nut. When fastener tightened, prongs of nut are drawn inward until they exert pressure on the root of the thread on the fastener, which locks it from loosening under vibrations. There are many different designs of speed nut, like flat, square or wing.Push nuts have no thread and grooving operations, which can assemble rapidly and once fixed in position, they cannot be removed without destruction.


  • DIN 127 Helical Split Spring Steel Lock Washers
    DIN 127 Helical Split Spring Steel Lock Washers
    SPR-01

    Helical split lock washer plays an important role of tightness or tension in applications involving screws, bolts and nuts under heavy loads. It provides protection against looseness resulting from vibration, also resistance to the back-off rotation of the screw.


  • Metal Waved Spring Washers
    Metal Waved Spring Washers
    WA-01

    Wave washer is one of several types of spring washer, wave washers' curve shape provides a spring-like action for fasteners and absorbs shock when under load. Three wave washer provides greater load bearing capacity than a single but has a smaller deflection range.


  • Conical (Belleville) Spring Washers
    Conical (Belleville) Spring Washers
    WA-02

    Conical washer is a type of non-flat washer. The cone shape provides the washer a spring characteristic, typically used to hold tight and prevent nut or bolt loosen from heat or vibration.


  • Customized / Standard Flat Washers
    Customized / Standard Flat Washers
    WA-03

    Flat washer is used to position under the head of a bolt or nut to prevent wear and distortion of installation surfaces over time, also to spread the load of a screwed fastening. Usually we use it when the diameter of hole is larger than the fixing components.


  • Cone (Cap) Washers, Square dome Washers with Countersunk
    Cone (Cap) Washers, Square dome Washers with Countersunk
    WA-04

    A special washer is a washer with special shape, usually in square cone shape or the custom shape that customer needs, the main function is to make a tighter joint. The square cone washer provides greater spring return and tension at minimum torque tolerances and support maximum torque loading with its strength.


  • Customized Stainless Steel Shafts Retainer Clip Washer
    Customized Stainless Steel Shafts Retainer Clip Washer
    WA-05

    This is a special washer which designed by customer to prevent shafts loosen from heat or vibration.


  • Serrated Safety & Ribbed Conical Disc Lock Washer
    Serrated Safety & Ribbed Conical Disc Lock Washer
    WA-06

    Conical washer is a type of non-flat washer. The cone shape provides the washer a spring characteristic, typically used to hold tight and prevent nut or bolt loosen from heat or vibration.


  • Nylon Flat Shim Washers Insulation Spacers, Ring Plastic Washers
    Nylon Flat Shim Washers Insulation Spacers, Ring Plastic Washers
    NW-01

    Flat washer usually made from metal such as carbon steel, zinc plated steel or stainless steel. It also manufactured from plastics, nylon or other soft materials, usually for specified purposes and applications. We have many different combinations with OD, ID and thickness.


  • Customized Locking Thrust Washers, Gasket Control Panel
    Customized Locking Thrust Washers, Gasket Control Panel
    CS-14

    According to customer request, products are not manufactured with one single stage but multiple stages, we also provide several surface treatments, please feel free to contact with us.


  • Phillips Pan Head Double Washers SEMS Machine Screws
    Phillips Pan Head Double Washers SEMS Machine Screws
    SEM-01

    SEMS screws are preassembled part with one or more flat or spring washer under the head, these two components are available as one product. SEMS screws are energy-efficient, permanent, and easily adaptable to many fastening applications.


  • Torx Pan Head Captive Square Washers SEMS Screws
    Torx Pan Head Captive Square Washers SEMS Screws
    SEM-02

    SEMS screws are preassembled part with one or more flat or spring washer under the head, these two components are available as one product. SEMS screws are energy-efficient, permanent, and easily adaptable to many fastening applications.


  • Pan Head SEMS M6 X 15 MM Screw, External Tooth Washer
    Pan Head SEMS M6 X 15 MM Screw, External Tooth Washer
    SEM-03

    SEMS screws are preassembled part with one or more flat or spring washer under the head, these two components are available as one product. SEMS screws are energy-efficient, permanent, and easily adaptable to many fastening applications.



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