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NKN Kūlana Sprockets

NKN Koʻo Sprockets (Japanese Standard)

NKN 35B

Kāleka Chain	Helu 35, 35SS
kukulu iho la o	(P)	9.525 mm (3 / 8inch)
Ka laula kūloko	(W)	4.78 mm o
ʻO Roller Dia.	(Kauka)	5.08 mm o
Ka laula o ka niho	(T)	4.3 mm o

Sprockets No.		Ma waho o Dia. Do	Kukui Dia. Dp	Pau			Hub		Weight (Kg)
ʻAno	Niho No.	Ma waho o Dia. Do	Kukui Dia. Dp	Stock	min.	max	BD	BL	Weight (Kg)
NKN 35B	13	44	39.80	9	10	14	32	20	0.02
	14	47	42.81	9	10	15	30	20	0.02
	15	50	45.81	9	10	17	35	20	0.02
	16	53	48.82	9	10	19	37	20	0.03
	17	56	51.84	11	12	22	41	20	0.03
	18	59	54.85	11	12	22	44	20	0.04
	20	65	60.89	11	12	27	50	20	0.05
	22	71	66.93	11	12	28	53	20	0.06
	24	78	72.97	11	12	28	53	22	0.06

NKN 40B

Kāleka Chain	Helu 40, 40SS
kukulu iho la o	(P)	12.7 mm (1/2 iniha)
Ka laula kūloko	(W)	7.95 mm o
ʻO Roller Dia.	(Kauka)	7.95 mm o
Ka laula o ka niho	(T)	7.2 mm o

Sprockets No.		Ma waho o Dia. Do	Kukui Dia. Dp	Pau			Hub		Weight (Kg)
ʻAno	Niho No.	Ma waho o Dia. Do	Kukui Dia. Dp	Stock	min.	max	BD	BL	Weight (Kg)
NKN 40B	13	59	53.07	13	14	18	37	22	0.02
	14	63	57.07	13	14	22	42	22	0.02
	15	67	61.08	13	14	25	46	22	0.02
	16	71	65.10	13	14	27	50	22	0.03
	17	75	69.12	13	14	28	54	22	0.03
	18	79	73.14	13	14	30	57	22	0.04
	20	87	81.18	14	15	35	67	25	0.05
	22	95	89.24	14	15	42	75	25	0.06
	24	103	97.30	14	15	32	63	25	0.06

NKN 50B

Kāleka Chain	Helu 50, 50SS
kukulu iho la o	(P)	15.875 mm (5/8 iniha)
Ka laula kūloko	(W)	9.53 mm o
ʻO Roller Dia.	(Kauka)	10.16 mm o
Ka laula o ka niho	(T)	8.7 mm o

Sprockets No.		Ma waho o Dia. Do	Kukui Dia. Dp	Pau			Hub		Weight (Kg)
ʻAno	Niho No.	Ma waho o Dia. Do	Kukui Dia. Dp	Stock	min.	max	BD	BL	Weight (Kg)
NKN 50B	13	73	66.34	13	14	25	51	25	0.07
	14	79	71.34	13	14	28	52	25	0.08
	15	84	76.35	13	14	30	57	25	0.09
	16	89	81.37	13	14	32	62	25	0.11
	17	94	86.39	13	14	35	67	25	0.12
	18	99	91.42	13	14	40	72	28	0.15
	20	109	101.48	14	15	40	73	28	0.18
	22	119	111.55	16	17	40	73	28	0.20
	24	129	121.62	16	17	40	73	28	0.21
	25	134	126.66	16	17	40	73	28	0.22

NKN 60B

Kāleka Chain	Helu 60, 60SS
kukulu iho la o	(P)	19.05 mm (3/4 iniha)
Ka laula kūloko	(W)	12.70 mm o
ʻO Roller Dia.	(Kauka)	11.91 mm o
Ka laula o ka niho	(T)	11.7 mm o

Sprockets No.		Ma waho o Dia. Do	Kukui Dia. Dp	Pau			Hub		Weight (Kg)
ʻAno	Niho No.	Ma waho o Dia. Do	Kukui Dia. Dp	Stock	min.	max	BD	BL	Weight (Kg)
NKN 60B	13	88	79.60	14	15	30	57	32	0.12
	14	94	85.61	16	17	32	62	32	0.14
	15	101	91.62	16	17	35	68	32	0.16
	16	107	97.65	16	17	42	73	32	0.20
	17	113	103.67	16	17	42	73	32	0.30
	18	119	109.71	16	17	50	83	40	0.35
	20	131	121.78	16	17	50	83	40	0.38

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