M8-1.25x16 Class 10.9 Hex Cap Screws Zinc Clear

Product Description

Part Number: M8C16HCS10Z
Diameter/Pitch: M8-1.25
Grade: Class 10.9
Length Under Head: 16MM
Finish: Zinc Clear
Thread Series: Metric coarse
Threading: Fully threaded
Wrench Size: 13MM

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M8-1.25x16 Class 10.9 Hex Cap Screws Zinc Clear

SKU: M8C16HCS10Z

Product Description

Part Number: M8C16HCS10Z
Diameter/Pitch: M8-1.25
Grade: Class 10.9
Length Under Head: 16MM
Finish: Zinc Clear
Thread Series: Metric coarse
Threading: Fully threaded
Wrench Size: 13MM

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Thread Size	M8-1.25
Material	Medium carbon alloy steel, quenched and tempered
Thread Series	Metric coarse
Head Marking	"10.9" on head
Proof Load (min)	30.4 kN (6,831 lbf)

Length	16 mm
Finish	Zinc Clear
Threading	Fully threaded
Thread Class	6g
Hardness	32–39 HRC

Grade	Class 10.9
Wrench Size	13MM
Head Height	5.3 mm nom
Tensile Strength (min)	1,040 MPa (150,840 psi)
Specifications Met	ISO 4017 / DIN 933, ISO 898-1 Class 10.9

Technical Drawing

Not to scale · ISO 4017 / DIN 933 · See table for exact dimensions

Technical Dimensions

Length Under Head	16 mm
Major Thread Dia.	8 mm
Head Height	5.3 mm nom
Width Across Flats	13 mm
Width Across Corners	15.0 mm max
Thread Length	Fully threaded
Thread Class	6g
Proof Load	30.4 kN (6,831 lbf)
Clamp Load	22.8 kN
Min. Tensile Strength	1,040 MPa (150,840 psi)
Yield Strength	940 MPa
Hardness	32–39 HRC

Hex cap screw with a hexagonal head for external wrench engagement and a chamfered point for easier starting. The flat bearing surface distributes clamp load across the joint. Fully threaded shank, with ISO metric coarse threads.

Dimensions conform to ISO 4017 / DIN 933 and may vary within specified manufacturing tolerances.