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Slotted Raised Countersunk Barrel Nuts

SKU: SB002 Category: Tag:

Barrel nuts featuring a raised countersunk head, similar to the style usually found in light switches and plug sockets, with a slotted drive. It can be fastened with a standard flat blade screwdriver.

Also known as sleeve nuts, they are used with screws of the same thread diameter, to clamp two or more pieces of material together.

  • Countersunk to allow for a high strength fixing.
  • Male screw fastens into internally threaded female barrel nut (sex bolt). Standard slotted drive.
  • 90 degree countersunk head with closed end.
  • Ideal for use in architectural applications.

We also provide socket countersunk barrel nuts.

The head diameters for these slotted raised countersunk barrel nuts differ slightly to DIN 964 raised countersunk screws.

Available from Fastenright as standard in A1 Stainless steel, a material which is specifically designed for machining, as well as A4 Stainless Steel for applications requiring superior corrosion resistance in environments exposed to saltwater. Certain sizes are available in A2.

Non-standard sizes and materials are available to order as specials, including custom parts made to drawings.

Slotted Raised Countersunk Barrel Nuts technical drawing

Metric Technical Information & Available Sizes
Thread Diameter M4 M4 M5 M6 M8 M8
dk (mm) 7.0 7.0 9.0 10.0 15.0 15.0
K (mm) 1.5 1.5 1.5 1.5 3.0
d1 (mm) 5.0 5.0 6.0 7.5 10.0 10.0
L (mm) 12.0 15.0 15.0 15.0 15.0 20.0
l1 (mm) 7.0 8.0 9.0 9.0 10.0 9.0
Available Sizes M4 M4 M5 M6 M8 M8
12mm red icon imageblue icon image
15mm black icon image red icon imageblue icon image red icon imageblue icon image black icon image
20mm red icon imageblue icon image
red icon image = A1 Stainless Steel // black icon image = A2 Stainless Steel // blue icon image = A4 Stainless Steel
Size not listed? Please make an enquiry – we may be able to provide it.

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