Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing flanged units -- Y-bearing square flanged units SKF FY 55 WF

FY 55 WF

Housing material

Cast iron

Dimensions

d		55	mm
A		47.5	mm
A₁		16	mm
A₃	H14	3.2	mm
A₅		34	mm
B₁		71.4	mm
D_a	H11	150.8	mm
D_b1		122	mm
D_b2		134	mm
J		130	mm
L		162	mm
N		18	mm
s₁		43.6	mm
T		74.6	mm
Threaded hole
R_G		1/4-28 UNF
R₁		32	mm
Grease fitting
D_N		6.5	mm
SW_N		7	mm
G_N		1/4-28 SAE-LT
Dowel pins
J₆		148	mm
J₇		45	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	43.6	kN
Basic static load rating	C₀	29	kN
Fatigue load limit	P_u	1.25	kN
Limiting speed		3600	r/min

(with shaft tolerance h6)

Mass

Mass bearing unit

3.45

Mounting information

Thread grub screw	G₂	M10x1
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	16	mm
Recommended diameter for attachment bolts, inch	G	0.625	in

Appertaining products

Housing			FY 511 M
Bearing			YEL 211-2F

Appropriate products

End cover

ECY 211

Model Number: FY 55 WF
Inner Diameter：55mm Outer Diameter：-mm Width：-mm
Reference speed:3600 r/min Limiting speed:-
Type：Bearings, units and housings Bearing units Y-bearing units (ball bearing units) Y-bearing flanged units
Details： Y-bearing flanged units Y-bearing square flanged units
Update date：2026-06-25
Application:pump accessories,power tools,Vertical machining,beverage production,Medical room equipment,Generator,enzyme,thread processing machine,Traffic Fire Protection Equipment Security equipment,reinforced machinery,Antenna Industry
Similar models:SYNT 55 LTS PCM 455050 M SY 55 TF/VA201 315523 PBMF 10512550 M1G1 PWM 556370 PCM 250255100 M K 55x63x20 PCM 707550 E D/W R155
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Model No. Inner Diameter Outer Diameter Width Type

BD-241/630 ECAK30/W33-AOH 241/630 G
24936
99471
G 26x34x4
NX 20

Purchase the SKF FY 55 WF Y-bearing square flanged units Please fill in the following

Hot number： 1950211 22236 CCK/W33 375 VRME R 71924 ACD/P4AL AXK 90120 BT4B 334011 KMFE 20 KRV 22 PPXA NK 22/20 NU 2218 ECM OH 3948 H PBM 051006 M1 SIL 50 TXE-2LS Z 211 SYFWK 40 LTA

Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-241/630 ECAK30/W33-AOH 241/630 G
24936
99471
G 26x34x4
NX 20