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MFZ Precision Locknut - Flank Locking

The locknut setscrews intersect at a 30° angle which drives the locking brass to stick perfectly on the shaft’s thread flank.

No thrust washer or keyway needed.
Easy to assemble and disassemble.
Can be re-used if handled properly.

‧Material：JIS SCM440
‧Hardness：HRC 28-32
‧Precision：ISO 4H
‧The maximum runout between locating face and thread is 0.005 mm

NIKKI Product Spec:

TYPE & Pitch	Dimensions in mm								Set Screw Data
TYPE & Pitch	d0_ISO 4H	D	h	d	d1	n	g	t	3-M	Max. Torque_Nm
MFZ12X1.0P	M12X1	30	14	25	-	3	4	2	M5	4.8
MFZ15X1.0P	M15X1	34	16	26	16	3	4	2	M6	8
MFZ17X1.0P	M17X1	36	16	28	18	3	5	2	M6	8
MFZ20X1.0P	M20X1	38	18	32	21	3	5	2	M6	8
MFZ20X1.5P	M20X1.5	38	18	32	21	3	5	2	M6	8
MFZ25X1.5P	M25X1.5	42	18	36	26	3	5	2	M6	8
MFZ30X1.5P	M30X1.5	48	18	43	31	3	5	2	M6	8
MFZ35X1.5P	M35X1.5	53	18	48	36	3	5	2	M8	19
MFZ40X1.5P	M40X1.5	58	20	52	41	3	6	2.5	M8	19
MFZ45X1.5P	M45X1.5	65	20	59	46	3	6	2.5	M8	19
MFZ50X1.5P	M50X1.5	70	20	64	51	3	6	2.5	M8	19
MFZ55X2.0P	M55X2	75	22	68	56	3	7	3	M8	19
MFZ60X2.0P	M60X2	80	22	73	61	3	7	3	M8	19
MFZ65X2.0P	M65X2	85	22	78	66	3	7	3	M8	19
MFZ70X2.0P	M70X2	92	24	84	71	3	8	3.5	M8	19
MFZ75X2.0P	M75X2	98	24	90	76	3	8	3.5	M8	19
MFZ80X2.0P	M80X2	105	24	96	81	3	8	3.5	M8	19
MFZ85X2.0P	M85X2	112	24	104	86	3	8	3.5	M8	19
MFZ90X2.0P	M90X2	118	26	108	91	3	10	4	M8	19
MFZ95X2.0P	M95X2	123	26	113	96	3	10	4	M8	19
MFZ100X2.0P	M100X2	128	26	118	101	3	10	4	M8	19
MFZ105X2.0P	M105X2	137	26	125	106	6	10	4	M8	19
MFZ110X2.0P	M110X2	145	30	132	111	6	12	5	M8	19
MFZ115X2.0P	M115X2	150	30	137	116	6	12	5	M8	19
MFZ120X2.0P	M120X2	155	30	142	121	6	12	5	M8	19
MFZ125X2.0P	M125X2	160	30	146	126	6	12	5	M8	19
MFZ130X2.0P	M130X2	165	30	152	131	6	12	5	M8	19
MFZ135X2.0P	M135X2	175	30	160	136	6	12	5	M8	19
MFZ140X2.0P	M140X2	180	32	165	141	6	12	5	M10	36
MFZ145X2.0P	M145X2	190	32	175	146	6	12	5	M10	36
MFZ150X2.0P	M150X2	195	32	180	151	6	12	5	M10	36
MFZ155X3.0P	M155X3	200	34	180	156	6	12	5	M10	36
MFZ160X3.0P	M160X3	210	34	190	161	6	12	5	M10	36
MFZ170X3.0P	M170X3	220	34	200	171	6	12	5	M10	36
MFZ180X3.0P	M180X3	230	36	205	181	6	12	5	M10	36
MFZ190X3.0P	M190X3	240	36	220	191	6	12	5	M10	36
MFZ200X3.0P	M200X3	250	36	230	201	6	12	5	M10	36
MFZ210X4.0P	M210X4	270	36	250	211	6	12	5	M10	36
MFZ220X4.0P	M220X4	280	36	260	221	6	12	5	M10	36
MFZ230X4.0P	M230X4	290	36	270	231	6	12	5	M10	36
MFZ240X4.0P	M240X4	300	36	280	241	6	12	5	M10	36
MFZ250X4.0P	M250X4	310	36	290	251	6	12	5	M10	36
MFZ260X4.0P	M260X4	320	36	300	261	6	12	5	M10	36

Remark

‧When ordering above products, please refer to the TYPE & Pitch.
‧To prevent the locknuts are in short supply, please send your order in advance.

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Categories list

MFZ Precision Locknut - Flank Locking

The locknut setscrews intersect at a 30° angle which drives the locking brass to stick perfectly on the shaft’s thread flank.

No thrust washer or keyway needed.

Easy to assemble and disassemble.

Can be re-used if handled properly.

‧Material：JIS SCM440 ‧Hardness：HRC 28-32 ‧Precision：ISO 4H ‧The maximum runout between locating face and thread is 0.005 mm

NIKKI Product Spec:

Remark

‧When ordering above products, please refer to the TYPE & Pitch. ‧To prevent the locknuts are in short supply, please send your order in advance.

‧Material：JIS SCM440
‧Hardness：HRC 28-32
‧Precision：ISO 4H
‧The maximum runout between locating face and thread is 0.005 mm

‧When ordering above products, please refer to the TYPE & Pitch.
‧To prevent the locknuts are in short supply, please send your order in advance.