hubs

PFFL Series

Category: Flexible couplings and pulleys

Brake drum with wider band

PULLEY	D diam.	d1 H7		d3	d5	d6	b1	b3	b5	b6	Weight Kp (2)	PD2 Kpm2 (2)
PULLEY	D diam.	min	max	d3	d5	d6	b1	b3	b5	b6	Weight Kp (2)	PD2 Kpm2 (2)
PFFL 160 (1)	160	–	40	65	–	52	90	48	53	15	5,3	0,07
PFFL 200	200	20	50	80	–	65	110	60	65	20	10,4	0,23
PFFL 250	250	30	60	100	–	75	140	80	80	25	19,2	0,68
PFFL 315	315	40	80	130	–	95	175	103	103	30	37,7	2,11
PFFL 400	400	50	90	150	–	105	220	115	117	33	68	6,4
PFFL 500	500	60	100	160	465	115	280	150	157	33	126	19,7
PFFL 630	630	70	110	180	588	125	345	191	203	33	224,8	57

(1) NOT ACCORDING TO DIN 15431
(2) WEIGHT AND PD2 ARE CALCULATED WITH d1 MINIMUN HOLE
(3) KEYWAY ACCORDING TO UNI 6604-69

d¹-d²	Z X 45°
until 30	1,0
from 30 to 40	1,5
from 40 to 50	2,0
from 50 to 60	2,5
from 60 to 80	3,0
from 80 to 100	3,5
from 100 to 120	4,0