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$30.36
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FastenersCaterpillar Redโœ“ In stock

50x Black, Nylon Plastic, Thumbscrews, M5 x 20mm, knurled, Nuts, Washers & Bolts

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$30.36
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About this item
  • 50x Bolts, 50x Nuts, 50x Washers. Pantone 3C Black. Material: PA 66 / Nylon. Type: Thumbscrews. Length: 20mm. Diameter: 5mm. Pitch: 0.8mm. SKU: 840.
  • The ridges on knurled screws provide extra grip, whilst the large head diameter of the screws ensures they can be tightened with a high degree of rotational accuracy, ideal for precise fastening.
  • Nylon is a highly durable material with a high tensile strength and excellent resistance to wear and impact. It is also resistant to most organic solvents, fuels, oils, weak acids and bases.
  • Made from tough, lightweight nylon, these fasteners offer excellent electrical insulating and non-corrosive properties
  • Straightforward manual adjustment, fastening, or removal without the need for tools, operate thumbscrews with just a thumb and forefinger. Additional slotted recess for fastening with a screwdriver.
Product description

Please refer to the technical image for size details. All measurements are in millimetres/millimeters. || - Product Specifications - || Product_SKU: 840. Product_Type: Thumbscrews. Product_Size: M5 x 20mm. Product_Colour: Black. Product_Quantity: 50 Pack. Product_Pitch (mm): 0.8mm. Product_Length (mm): 20mm. Product_Width (mm): 5mm. Product_Depth/Thickness (mm): 5mm. || - Reference Details - || Primary_Material: Nylon / Polyamide 66. Secondary_Material: . Type_Reference: Thumbscrews. || Product_With_Tape?: . Product_With_Nib?: . Product_Vial_Accuracy: . || - Additional Specifications - || Nut Product Image Drawing References: Stock Code: CR06437 PA66 Material: Polyamide66 Material Reference: PA66/HN Head/Drive Type: Hexagon Nut size: M5 N (mm): M5 HN B: 7.89 mm HN H: 4.55 mm. || Bolt Product Image Drawing References: Stock Code: CR06716PA66 Head/Drive Type: Slotted Knurled Thumbscrew size: M5 x 20 D: 5 mm Pitch: 0.8 mm L: 20 mm HD: 9.99 mm HH: 7.75 mm. || - Additional Description - Knurled screws are designed to create ridges that provide enhanced grip. The screws are fully threaded and are metric. Nylon has a very low coefficient of friction, making it popular for applications where wear resistance is required, such as fasteners and cable ties. It is one of the most widely used plastics in the world, with all grades retaining high strength and offering exceptional wear resistance. It has corrosion, chemical and electrical resistance. Tough lightweight, nylon fasteners offer excellent electrical insulation properties and are non-corrosive and non-magnetic. An alternative 50% glass filled nylon version is also available. Bolts & Screws also known as plastic thumbscrews, knurled screws. ||

Product details
Brand
Caterpillar Red
Manufacturer
Caterpillar Red
Colour
Black
Size
M5 x 20mm
Weight
0.01 kg
Part number
840
EAN
5060744292586

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10 Trustpilot reviews total, with 2 shown at a time.

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Excellent
4.5 average rating
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Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

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Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

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