Complete Freewheel Clutch Unit Fn Roller Bearing

• Customization: Available
• Model: Fn 470 M
• Inner Diameter: 40mm
• Model NO.: FN 470 M
• Outer Diameter: 75mm
• Width: 27mm
• Torque: 550nm
• Rotation Speed: 2, 600rpm
• Weight: 0.54kg
• OEM: Accept
• Precision: P6
• Transport Package: Single Box
• Specification: P6
• Trademark: SUMA or OEM
• Origin: Changzhou
• HS Code: 84836000
• Production Capacity: 10000PCS/Year

Product Description

Complete Freewheel Clutch Unit FN

Characteristics
Width:27 mm
Operating temperature:max. 140°C
Higher temperatures on request

Lubrication
oil or grease lubrication
Delivered with corrosion protection.
Operative grease filling on request.

Installation
Installation tolerances
Shaft js6 (k5); hub H6
 
Mating parts
Hardening and grinding of the mating parts is not necessary. Thoroughly clean (grease free) the mating parts in the vicinity of the freewheel clutch as well as the freewheel clutch's rings before making the press fit.
 
Bearing
The freewheel clutch includes ball and roller bearings. Additional external bearing support is not necessary.
 
Press fit pressure                   
Press fit pressure must not be applied to the balls.
 
Clamping direction
The arrow on the inner ring designates the inner ring's clamping direction.

Components

Components
Freewheel clutch
insert element*	FE 400 M (meander spring)
	FE 400 Z (tension spring)
+ Raceways	Bearing steel, hardened and ground
inner ring	Keyway per DIN 6885, Sheet 1 Tolerance: P9 with back clearance
outer ring	Press fit
+ Ball bearing	Integrated
+ Roller bearing	RL 400
+ Lubrication	-

available with either freewheel clutch insert element
FE 400 M (meander spring) or FE 400 Z (tension spring).
Data
Drawing legend:
d = inner diameter D = outer diameter W = width T = torque n = rotation speed C = load capacity b = keyway width t = keyway depth

Designation	d	D	W	Tnom	nmax	Cdyn.	Cstat.	Weight	b	t	Item no.
	[mm]	[mm]	[mm]	[Nm]	[rpm]	[N]	[N]	[kg]	[mm]	[mm]
FN 437 M	15	41	27	176	4,800	8,962	8,661	0.19	15	2.3	300706
FN 437 Z	15	41	27	160	4,800	8,962	8,661	0.19	15	2.3	300707
FN 442 M	20	46	27	223	4,200	10,247	10,708	0.22	20	2.8	300712
FN 442 Z	20	46	27	208	4,200	10,247	10,708	0.22	20	2.8	300714
FN 453 M	25	58	27	343	3,400	11,417	13,577	0.36	25	3.3	300718
FN 453 Z	25	58	27	314	3,400	11,417	13,577	0.36	25	3.3	300719
FN 459 M	30	64	27	411	3,000	12,691	16,320	0.43	30	3.3	300726
FN 459 Z	30	64	27	381	3,000	12,691	16,320	0.43	30	3.3	300728
FN 463 M	35	68	27	461	2,900	13,070	17,063	0.47	35	3.3	306526
FN 463 Z	35	68	27	427	2,900	13,070	17,063	0.47	35	3.3	306527
FN 470 M	40	75	27	550	2,600	14,050	19,840	0.54	40	3.3	300731
FN 470 Z	40	75	27	509	2,600	14,050	19,840	0.54	40	3.3	300733
FN 473 M	45	78	27	588	2,500	14,128	19,896	0.58	45	3.8	306530
FN 473 Z	45	78	27	544	2,500	14,128	19,896	0.58	45	3.8	306531

The specified nominal torque is based on sufficient stiffness of mating parts and refers to the integrated insert element, not the key way. Rotation speed n = insert element's inherent speed.