M12-1.75x80 Class 8.8 Hex Flange Bolts Plain & Oil

Product Description

Part Number: M12C80BF88PL/D
Diameter/Pitch: M12-1.75
Grade: Class 8.8
Length Under Head: 80MM
Finish: Plain & Oil
Thread Series: Metric coarse
Threading: Partially threaded
Wrench Size: 16MM

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M12-1.75x80 Class 8.8 Hex Flange Bolts Plain & Oil

SKU: M12C80BF88PL/D

Product Description

Part Number: M12C80BF88PL/D
Diameter/Pitch: M12-1.75
Grade: Class 8.8
Length Under Head: 80MM
Finish: Plain & Oil
Thread Series: Metric coarse
Threading: Partially threaded
Wrench Size: 16MM

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Thread Size	M12-1.75
Material	Medium carbon steel, quenched and tempered
Wrench Size	16MM
Thread Length	30 mm ref
Tensile Strength (min)	800 MPa (116,030 psi)
Specifications Met	ISO 4162 / DIN 6921, ISO 898-1 Class 8.8

Length	80 mm
Finish	Plain
Thread Series	Metric coarse
Head Marking	"8.8" on head
Proof Load (min)	48.9 kN (10,987 lbf)

Grade	Class 8.8
Head Type	Hex Flange (Frame Bolt)
Threading	Partially threaded
Thread Class	6g
Hardness	22–32 HRC

Technical Drawing

Not to scale · ISO 4162 / DIN 6921 · See table for exact dimensions

Technical Dimensions

Length Under Flange	80 mm
Major Thread Dia.	12 mm
Thread Class	6g
Proof Load	48.9 kN (10,987 lbf)
Min. Tensile Strength	800 MPa (116,030 psi)
Yield Strength	640 MPa
Hardness	22–32 HRC
Material	Medium carbon steel, quenched and tempered

Hex head with an integral washer-style flange that spreads clamp load over a wider area, often removing the need for a separate washer. Partially threaded shank, plain under the head, with ISO metric coarse threads.

Dimensions conform to ISO 4162 / DIN 6921 and may vary within specified manufacturing tolerances.