Floating Joints / Separate Nut / Washer Type

[!] Unless otherwise specified, the dimension tolerance conforms to JIS B 0405 Class m. However, B dimension is excluded.

Type	Components	[M] Material	[S] Surface Treatment	[H]Surface Hardness
FJT	(1)(2)	EN 1.1191 Equiv.	Salt-bath Nitrocarburizing	500HV or more
FJTSW	(1)(2)	EN 1.4301 Equiv.	Nitriding Treatment	1000HV or more
FJN	(1)(3)	EN 1.1191 Equiv.	Salt-bath Nitrocarburizing	500HV or more
FJNSW	(1)(3)	EN 1.4301 Equiv.	Nitriding Treatment	1000HV or more

[ ! ]  Salt-bath nitrocarburizing treatment may cause uneven color, which doesn't affect mechanical function.

Part Number		T Selection														h	D	B	(C)	t	t1	D1	d
Type	M-Pitch
FJT FJTSW FJN FJNSW	3－0.5	2	3	4	5	6										3	6	8	9.2	3	3	9	3.2
	4－0.7	2	3	4	5	6	8										7	10	11.5			11	4.3
	5－0.8		3	4	5	6	8	9	10								8	12	13.9		4	13	5.3
	6－1.0		3	4	5	6	8	9	10	12						4	10	14	16.2	4		15	6.4
	8－1.0			4	5	6	8	9	10	12	13	15	16				13	17	19.6		5	18	8.4
	8－1.25
	10－1.25			4	5	6	8	9	10	12	13	15	16	19	20		16	21	24.2		6	22	10.5
	10－1.5
	12－1.25				5	6	8	9	10	12	13	15	16	19	20		18	23	26.6			24	13
	12－1.5
	14－1.5				5	6	8	9	10	12	13	15	16	19	20		21	26	30			27	15
	18－1.5						8	9	10	12	13	15	16	19	20	5	25	30	34.6	5		31	19
	22－1.5									12		15			20	6	27	32	36.9			35	23

[ ! ] When T = 2, only FJT and FJN are available.