Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 45 WF

SY 45 WF

Material

Cast iron

Dimensions

d		45	mm
A		48	mm
A₁		32	mm
A₅		23	mm
B₁		56.3	mm
H		107	mm
H₁		54	mm
H₂		21	mm
J		143.5	mm
J	max.	152	mm
J	min.	135	mm
L		187	mm
N		22.5	mm
N₁		14	mm
s₁		34.9	mm
Threaded hole
R_G		1/4-28 UNF
R₁		4	mm
R_a		45	°
Grease fitting
D_N		6.5	mm
SW_N		7	mm
G_N		1/4-28 SAE-LT
Dowel pins
J₆		173	mm
J₇		17	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	33.2	kN
Basic static load rating	C₀	21.6	kN
Fatigue load limit	P_u	0.915	kN
Limiting speed		4300	r/min

(with shaft tolerance h6)

Mass

Mass bearing unit

2.25

Mounting information

Hexagonal key size for grub screw	N	5	mm
Recommended tightening torque for grub screw		16.5	N·m
Recommended diameter for attachment bolts, mm	G	12	mm
Recommended diameter for attachment bolts, inch	G	0.5	in

Appertaining products

Housing			SY 509 M
Bearing			YEL 209-2F

Appropriate products

End cover

ECY 209

Model Number: SY 45 WF
Inner Diameter：45mm Outer Diameter：-mm Width：-mm
Reference speed:4300 r/min Limiting speed:-
Type：Bearings, units and housings Bearing units Y-bearing units (ball bearing units) Y-bearing plummer block units
Details： Y-bearing plummer block units Y-bearing plummer block units
Update date：2026-06-24
Application:Spectrum Products,plastic rolling,decoration machinery,transportation equipment,experimental equipment,top industry,relay,Broadcasting System,Liposuction device,dynamic blood pressure,hydraulic cylinder
Similar models:FYNT 45 F HM 518445/410 GE 45 ES/C2 NUTR 45 A FYJ 45 TF PCM 140145100 E SA 45 TXE-2LS PF 45 RM SYNT 45 LW L 45449/410
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Model No. Inner Diameter Outer Diameter Width Type

190x220x15 HMSA10 V
75x105x10 HMSA10 V
JM 718149/110
RNU 1052 ML
STO 15

Purchase the SKF SY 45 WF Y-bearing plummer block units Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
190x220x15 HMSA10 V
75x105x10 HMSA10 V
JM 718149/110
RNU 1052 ML
STO 15