M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel

Product code: HSC912CT-M12-18-A2
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M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
M12 x 18mm Cap Head Captive Screw (H10) (~DIN 912) | A2 Stainless Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 49 £5.90 £7.08
50 - 99 £5.24 £6.29
100 - 249 £4.72 £5.66
250 - 499 £4.29 £5.15
500 - 999 £3.93 £4.72
1000 + £3.38 £4.05

£7.08 / each


Average production time 14 + days.
Vital Parts - Here to make bulk ordering easy.

Product Specification
Thread Size M12
Pitch 1.75mm
Length 18mm
Captive Diameter 9.5mm
Threaded Length 12.0mm
Drive H10
Head Diameter 18.0mm
Head Height 12.0mm
Material A2 Stainless Steel
Standard Similar to DIN 912

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

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01233 713581


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M12 x 18mm Captive Socket Cap Head Screw | Similar to DIN 912 | A2 Stainless Steel

For general engineering applications requiring retained fasteners, this M12 x 18mm cap head captive screw provides a retained fastening format that can reduce loose screws during servicing or repeated access. The H10 hex socket gives positive tool engagement while the 18.0mm head diameter and 12.0mm head height follow a DIN 912-style cap head geometry. A2 Stainless Steel provides good corrosion resistance for general engineering, machinery, equipment and indoor or suitably protected external applications.

What Are Captive Socket Cap Head Screws?

Captive Cap Screws are used where a conventional fully removable screw could create a loose-part risk during maintenance. Their reduced captive diameter allows a suitable retention feature to hold the screw to the panel while the threaded end engages and disengages from the mating component.

Common Applications

  • Jigs and Fixtures: Keeps adjustment or access fasteners associated with suitable workshop fixtures and production tooling.
  • Laboratory Equipment: Supports retained panel fixing on instruments and serviceable technical equipment.
  • Fabricated Housings: Provides a captive fastening format for custom covers, guards and equipment enclosures.
  • General Engineering: Useful where a screw needs to remain attached to the assembly after disengaging from its mating thread.

M12 x 18mm Captive Socket Cap Head Screw Dimensions

  • Thread Size: M12
  • Length: 18mm
  • Threaded Length: 12.0mm
  • Captive Diameter: 9.5mm
  • Head Diameter: 18.0mm
  • Head Height: 12.0mm
  • Drive: H10
  • Pitch: 1.75mm
  • Standard: Similar to DIN 912
  • Material: A2 Stainless Steel

Key Benefits

  • H10 hex socket drive provides positive engagement with a matching driver or key.
  • Similar to DIN 912 describes the DIN 912-style dimensional format used for this captive screw.
  • M12 thread size with 18mm overall length provides the primary screw dimensions.
  • 9.5mm captive diameter provides the reduced section used with a compatible retention feature.

Browse the complete Cap Head Captive Screw collection for alternative dimensions and materials. Our wider Captive Screws range includes countersunk captive screws plus other head styles for different access, clearance and installation requirements. We can help you choose the correct option on 01233 713581.

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