MechaLock MA standard type

Brand :

ISEL

Caution

Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

Product Description

[Features]
· 34 models that have shaft diameters standardized from ø5 to ø85.
· Centering function suppresses outer circumference and terminal surface run-out.
· Loose design of slope angle degrees produces a self-locking effect.
· Hub internal diameter can be used with pass-through machining.
· Wide range of hub options with thin walls and low surface pressure

Drawing

Product Specification

Material / Surface treatment

-	Material	Surface treatment
Inner ring	S45C equivalent	-
Outer ring	S45C equivalent	-
Hex Socket Head Cap Screw	SCM435	Black oxide coating

Specifications Table

Unit: mm

Part number d D	Maximum allowable torque N⋅m	Allowable thrust load kN	Surface Pressure		Moment of inertia kg·m²	Clamping Torque N⋅m	Weight g	Dimensions
Part number d D	Maximum allowable torque N⋅m	Allowable thrust load kN	Shaft N/mm²	Hub N/mm²	Moment of inertia kg·m²	Clamping Torque N⋅m	Weight g	L	L2	L3	L4	A	P·C·D
MA-5-16	7	2.8	249	81	6.27 x 10^-7	1.9	18	16	13	11.2	8	18.5	11.7
MA-6-19	14	4.67	318	102	1.36 × 10^-6	3.9	26	18.3	14.3	12.3	9	21.5	14
MA-6.35-20	14	4.67	301	97	1.66 × 10^-6	3.9	29	18.3	14.3	12.3	9	22.5	14.35
MA-8-21	22	5.6	239	107	2.03 x 10^-6	3.9	35	18.6	14.6	12.6	9.3	23.5	15.4
MA-10-23	25	5.6	186	96	2.92 x 10^-6	3.9	40	18.8	14.8	12.8	9.5	25.5	17.5
MA-11-24	30	5.6	170	92	3.45×10^-6	3.9	45	19.8	15.8	13.8	9.5	26.5	18.4
MA-12-26	50	8.41	233	115	5.37 x 10^-6	3.9	53	22	18	15.5	10.5	28.5	20.2
MA-14-28	65	9.46	225	120	7.07 x 10^-6	3.9	61	22	18	15.5	10.5	30.5	22.2
MA-15-29	70	9.46	186	106	8.58 x 10^-6	3.9	66	23	19	16.5	11.5	31.5	23.2
MA-16-30	75	9.46	166	98	1.02 x 10^-5	3.9	75	23.6	19.6	17.1	12	33	24.2
MA-17-31	110	12.6	197	121	1.17 x 10^-5	3.9	75	24.1	20.1	17.6	12.5	33.5	25.2
MA-18-32	115	12.6	186	118	1.31 x 10^-5	3.9	80	24.1	20.1	17.6	12.5	34.5	26.2
MA-19-33	120	12.6	177	114	1.46 × 10^-5	3.9	81	24.1	20.1	17.6	12.5	35.5	27.2
MA-20-38	220	21.6	234	139	3.70 x 10^-5	8.8	144	29.1	24.1	21.1	15.3	42	30.8
MA-22-40	290	26	256	159	4.42 x 10^-5	8.8	165	29.1	24.1	21.1	15.3	44	32.8
MA-24-42	320	26	217	142	5.45×10^-5	8.8	180	30.1	25.1	22.1	16.3	46	34.8
MA-25-43	350	27.2	216	137	6.15 x 10^-5	8.8	188	31.1	26.1	23.1	17.3	47	35.8
MA-28-46	380	27	192	127	8.15 x 10^-5	8.8	195	31.6	26.6	23.1	17.3	50	38.8
MA-30-48	410	27	179	122	9.45×10^-5	8.8	208	31.6	26.6	23.1	17.3	52	40.8
MA-32-50	440	27	156	110	1.14 x 10^-4	8.8	219	32.6	27.6	24.1	18.3	54	42.8
MA-35-57	720	41.1	204	138	2.12 x 10^-4	15.7	325	36	30	26	19.5	62	48.4
MA-38-60	770	40.2	178	125	2.62 x 10^-4	15.7	362	36.5	30.5	26.5	20	65	51.4
MA-40-62	810	40.2	164	118	3.00 x 10^-4	15.7	380	37	31	27	20.5	67	53.4
MA-42-64	850	40.2	156	114	3.32 x 10^-4	15.7	405	37	31	27	20.5	69	55.4
MA-45-67	1200	52.9	186	140	3.95 x 10^-4	15.7	435	37.5	31.5	27.5	21	72	58.4
MA-48-70	1200	48.2	159	123	4.75×10^-4	15.7	460	38	32	27.5	21	75	61.4
MA-50-72	1500	56.3	173	136	5.35 x 10^-4	15.7	485	38.5	32.5	28	21.5	77	63.4
MA-55-77	1600	56.3	158	127	6.80 x 10^-4	15.7	520	38.5	32.5	28	21.5	83	68.4
MA-60-82	1900	60.3	150	125	8.61×10^-4	15.7	560	39.5	33.5	28.5	22	87	73.4
MA-65-87	2000	60.3	139	118	1.05 x 10^-3	15.7	610	39.5	33.5	28.5	22	92	78.4
MA-70-97	3400	94.8	187	152	1.86 × 10^-3	37.3	845	44.1	36.1	31.1	24	103	86.2
MA-75-102	3900	101.5	187	155	2.22 x 10^-3	37.3	932	44.1	36.1	31.1	24	108	91.2
MA-80-107	4100	101.5	166	142	2.67 x 10^-3	37.3	1100	45.1	37.1	32.1	25	113	96.2
MA-85-112	4400	101.5	157	135	3.10 x 10^-3	37.3	1270	45.1	37.1	32.1	25	118	101.2

Product Specification

Structure and Fastening Principle

Structure with hex socket head cap screw, inner ring, and outer ring

Fastening Principle Diagram

Usage Example

Mounting example