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

FY 55 LF

Housing material

Cast iron

Dimensions

d		55	mm
A		47.5	mm
A₁		16	mm
A₃	H14	3.2	mm
A₅		34	mm
B₁		49	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		29	mm
T		60	mm
Values for B₁ and s₁ before the grub screw is tightened (sleeve and inner ring bore at starting position).
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

Mass

Mass bearing unit

3.25

Mounting information

Thread grub screw	G₂	M6
Hexagonal key size for grub screw	N	3	mm
Recommended tightening torque for grub screw		7.4	N·m
Recommended diameter for attachment bolts, mm	G	16	mm
Recommended diameter for attachment bolts, inch	G	0.625	in
Appropriate SKF mounting kit		626830

Appertaining products

Housing			FY 511 M
Bearing			YSP 211 SB-2F

Appropriate products

End cover

ECY 211

Model Number: FY 55 LF
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：2026-04-17
Application:CNC,motor,flexible processing,noise inspection,Water Monitoring,SPA equipment,Infrared Technology,non-motor vehicle Electric car,Cylinder Special,economic mold,engineering machine
Similar models:PRMF 556050 PBMF 455545 M1G1 PWM 758550 K 55x63x32 SY 55 WF PWM 140155100 K 50x55x30 PRMF 505530 PRM 606550 AXK 3552
BEARING POWER International Trading Co.,Ltd. specialize in FY55LF products，there is large inventory of SKF FY 55 LF Y-bearing flanged units. We has been built up long-term cooperation with SKF company, could make a bulk order of the FY 55 LF Which SKF FY55LF is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
130 VS R	117	-	-	Seals
19992	50.8	76.2	7.95	Seals
220	100	180	34	Bearings, units and housings
4304 ATN9	20	52	21	Bearings, units and housings
43650	111.125	136.55	11.13	Seals
524365	603.25	-	-	Seals
70 VS R	63	-	-	Seals
81106 TN	30	47	11	Bearings, units and housings
FYJ 514	-	-	-	Bearings, units and housings
NU 326 ECM	130	280	58	Bearings, units and housings
PSM 152030 A51	15	20	30	Bearings, units and housings
PWKRE 72.2RS	-	72	28	Bearings, units and housings

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