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    25 Products

    Left-Hand-Thread Hex Nuts
    3D CAD models available

    These nuts tighten when turned to the left. Use them with left-hand rods and screws to prevent counterclockwise-moving parts from loosening.
    Medium-Strength Steel
    Image of Product. Front orientation. Contains Annotated, MultipleImages. Hex Nuts. Left-Hand-Thread Hex Nuts.
    These Grade 5 or Class 8 nuts are your go-to for fastening most machinery and equipment. To avoid stripped threads during installation, make sure your screw has a comparable strength rating.
    Zinc-Plated Steel—A step up from plain steel, the zinc plating withstands occasional exposure to moisture.
    Thread Size
    Wd.,
    mm
    Ht.,
    mm
    Fastener Strength
    Grade/Class
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    Zinc-Plated Steel
    M5 × 0.8 mm84ISO Class 8
    		DIN 934L100000000000000000
    M6 × 1 mm105ISO Class 8
    		DIN 934L10000000000000000
    M8 × 1.25 mm136.5ISO Class 8
    		DIN 934L5000000000000000
    M10 × 1.5 mm178ISO Class 8
    		DIN 934L2500000000000000
    M12 × 1.75 mm1910ISO Class 8
    		DIN 934L2500000000000000
    M14 × 2 mm2211ISO Class 8
    		DIN 934L1000000000000000
    M16 × 2 mm2413ISO Class 8
    		DIN 934L1000000000000000
    M20 × 2.5 mm3016ISO Class 8
    		DIN 934L500000000000000
    M24 × 3 mm3619ISO Class 8
    		DIN 934L10000000000000
    M30 × 3.5 mm4624ISO Class 8
    		DIN 934L10000000000000
    M36 × 4 mm5529ISO Class 8
    		DIN 934L100000000000000
     
    Low-Strength Steel
    Image of Product. Front orientation. Contains Annotated, MultipleImages. Hex Nuts. Left-Hand-Thread Hex Nuts.
    Rated Grade 2, Class 6, or lower, these nuts are about half as strong as medium-strength nuts. They are suitable for light duty fastening applications, such as securing access panels. Use them with screws that have a similar strength rating to avoid stripping threads during installation.
    Zinc-Plated Steel—A step up from plain steel, the zinc plating withstands occasional exposure to moisture.
    Thread
    Size
    Wd.,
    mm
    Ht.,
    mm
    Fastener Strength
    Grade/Class
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    Zinc-Plated Steel
    M3 × 0.5 mm5.52.4ISO Class 5
    		DIN 934L25000000000000000
    M4 × 0.7 mm73.2ISO Class 5
    		DIN 934L250000000000000
     
    Corrosion-Resistant Stainless Steel
    Image of Product. Front orientation. Contains Annotated, MultipleImages. Hex Nuts. Left-Hand-Thread Hex Nuts.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these nuts resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Thread Size
    Wd.,
    mm
    Ht.,
    mm
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    M3 × 0.5 mm5.52.4DIN 934L10000000000000000
    M4 × 0.7 mm73.2DIN 934L100000000000000
    M5 × 0.8 mm84DIN 934L2500000000000000
    M6 × 1 mm105DIN 934L100000000000000
    M8 × 1.25 mm136.5DIN 934L100000000000000
    M10 × 1.5 mm178DIN 934L50000000000000
    M12 × 1.75 mm1910DIN 934L500000000000000
    M14 × 2 mm2211DIN 934L10000000000000
    M16 × 2 mm2413DIN 934L10000000000000
    M20 × 2.5 mm3016DIN 934L10000000000000
    M24 × 3 mm3619DIN 934L100000000000000
    M30 × 3.5 mm4624DIN 934L100000000000000
     
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