Rotary / Square Hole

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Catalog

Type	Material	Surface Treatment	Accessory
KHKR	EN 1.0038 Equiv.	Black Oxide	Hex Socket Head Set Screw
MHKR	EN 1.0038 Equiv.	Electroless Nickel Plating
AHKR	EN AW-6063 Equiv.	Black Anodize
SHKR	EN 1.4301 Equiv.	-

Accessory: CB screws (P.2-171) and MSSK (P.2-210) are included
with black oxide/black anodized products, and SCB screws (P.2-173)
and MSSU (P.2-210) are included with the other products, respectively.

■Included Screw

D	Included Screw
8	M3-8, 2 pcs.
10	M4-8, 2 pcs.
12	M4-10, 2 pcs.
15	M4-12, 2 pcs.
20	M4-20, 2 pcs.
25	M5-20, 2 pcs.

Specifications

Part Number

KHKR20

Part Number			D_1H7*					A	B	P	P₁	P₂	L₁	L₂	E₁	E₂	H	J₁	J₂	M (Coarse)	N (Coarse)	d	d₁	Z	C
Type	DD8*				F	g6	H7
KHKR MHKR AHKR SHKR	8	+0.062 +0.040	8	+0.015 0	5	-0.004 -0.012	+0.012 0	43	12	19	7	12	6	6.3	12.5	11.5	3	8	7	M3	M3	3.5	6	3	2
	10		10					52	13	23	9	14			15	14		10	9	M4		4.5	7.5	5
	12	+0.077 +0.050	12	+0.018 0				58	15	26	11	15			16.5	15.5		11	10
	15		15		10	-0.005 -0.014	+0.015 0	67	19	33	12	21	10	10.3	18	16	5	12.5	10.5		M4				3
	20	+0.098 +0.065	20	+0.021 0				78	25	39	15	24			20.5	18.5		15	13
	25		25					90	30	44	18	26			24	22		18	16	M5	M5	5.5	9	5.5	4
* The tolerance and perpendicularity of D_D8 and D_1H7 are the tolerances before slitting. For mating, g6, f8 shaft tolerances of D₁ are recommended. Tightening with a long wrench is recommended.

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Part Number
MHKR8
MHKR10
MHKR12
MHKR15
MHKR20
MHKR25

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Post Dia. (mm)	Material	Surface Treatment
54.81 €	1	Available	7 Days	10	8	Steel	Electroless Nickel Plating
58.91 €	1	Available	7 Days	10	10	Steel	Electroless Nickel Plating
64.83 €	1	Available	7 Days	10	12	Steel	Electroless Nickel Plating
76.52 €	1	Available	7 Days	10	15	Steel	Electroless Nickel Plating
84.72 €	1	Available	7 Days	10	20	Steel	Electroless Nickel Plating
91.55 €	1	Available	7 Days	10	25	Steel	Electroless Nickel Plating

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