Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 55 WF

SY 55 WF

Material

Cast iron

Dimensions

d		55	mm
A		60	mm
A₁		40	mm
A₅		34	mm
B₁		71.4	mm
H		126	mm
H₁		63.5	mm
H₂		24	mm
J		171.5	mm
J	max.	181	mm
J	min.	162	mm
L		219	mm
N		27.5	mm
N₁		18	mm
s₁		43.6	mm
Threaded hole
R_G		1/4-28 UNF
R₁		4.5	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		201	mm
J₇		21	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

3.55

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	16	mm
Recommended diameter for attachment bolts, inch	G	0.625	in

Appertaining products

Housing			SY 511 M
Bearing			YEL 211-2F

Appropriate products

End cover

ECY 211

Model Number: SY 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 plummer block units
Details： Y-bearing plummer block units Y-bearing plummer block units
Update date：2026-04-16
Application:screen filter,food safety,Rolling mill,set bacteria instrument,motor,security equipment,internal combustion engine,respirator,root canal filling,relay,wall materials
Similar models:NKI 55/35 PWM 556350 SY 55 TF/VA228 PCM 11011550 M PBM 455560 M1G1 IR 50X55X20 IS1 BTW 55 CTN9/SP PNA 35/55 AXK 5578 PSM 455545 A51
BEARING POWER International Trading Co.,Ltd. specialize in SY55WF products，there is large inventory of SKF SY 55 WF Y-bearing plummer block units. We has been built up long-term cooperation with SKF company, could make a bulk order of the SY 55 WF Which SKF SY55WF 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
19770	50.8	66.93	5.94	Seals
313 NR	65	140	33	Bearings, units and housings
400164	14	-	-	Seals
51172 F	360	440	65	Bearings, units and housings
71924 ACE/HCP4AL	120	165	22	Bearings, units and housings
FYNT 55 F	55	-	-	Bearings, units and housings
FYTB 35 LDW	35	-	-	Bearings, units and housings
H 3028 E	125	180	82	Bearings, units and housings
N 1008 KTN/SP	40	68	15	Bearings, units and housings
OKCX 530	530		-
SAFS 23024 KATLC x 4	101.6	-	-	Bearings, units and housings
T4DB 160	160	220	32	Bearings, units and housings

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