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4-40 UNC x 3/16" Socket Button Screw Self Colour ASME B18.3

Please Note: Image is for illustration purposes only. For accurate specifications, please refer to the information provided or reach out to us directly.

Item Code: BTNSKTMS-UNCSC-440316
9930
 Available for Dispatch & Collection Today
9930
 Available for Dispatch & Collection Today
9930
 Available for Dispatch & Collection Today
9930
 Available for Dispatch & Collection Today
9930
 Available for Dispatch & Collection Today
9930
 Available for Dispatch & Collection Today

UNC Socket Button Screw in Self Colour 4-40 x 3/16"

Imperial unified coarse, button / domed head shape screws made from precisely formed, and heat treated high ten. . .

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UNC Socket Button Screw in Self Colour 4-40 x 3/16"

Imperial unified coarse, button / domed head shape screws made from precisely formed, and heat treated high tensile steel. Coated in a mildly corrosion resistant black-oxide finish which acts as a great base for self-colouring or galvanising. Conforms to ASME B18.3 with a rockwell hardness of C33-39.

UNC Socket Button Screw Specifications:

  • Diameter: No.4 (2.9mm)
  • Length: 3/16"
  • Socket Size: 1/16"
  • Threads per Inch: 40tpi
  • Material Coating: Black Oxide
  • Head diameter: 0.213 inches

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Delivery Information

We offer shipping options to cater for all locations throughout the UK and aim to dispatch all orders on the same working day with a cut-off of 1pm. Please visit our Delivery Information page for more information on the options available.

Please Note: Due to a national shortage of delivery drivers, we cannot guarantee delivery times, for more urgent orders, please contact us for a more accurate lead time.

Returns Information

30 Day Returns on Standard Orders

Standard orders come with a 30-day refund policy. Please visit our Returns Policy page to view our Terms & Conditions.

QTY Breaks Price Each Ex VAT
Buy 25+ £0.19
Buy 50+ £0.16
Buy 100+ £0.12
Buy 200+ £0.11
Buy 500+ £0.05
Price Each:
Original price £0.05 - Original price £0.24
Original price
£0.24 ex VAT
£0.05 - £0.24
Current price £0.24 ex VAT
£0.29  incl VAT

Delivery Information

We offer shipping options to cater for all locations throughout the UK and aim to dispatch all orders on the same working day with a cut-off of 1pm. Please visit our Delivery Information page for more information on the options available.

Please Note: Due to a national shortage of delivery drivers, we cannot guarantee delivery times, for more urgent orders, please contact us for a more accurate lead time.

Returns Information

30 Day Returns on Standard Orders

Standard orders come with a 30-day refund policy. Please visit our Returns Policy page to view our Terms & Conditions.