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：2021-06-06
Application:plastic molding,car and accessories,gantry processing,Broadcasting System,other mold,ultra-quiet generators,Hairbrush device,medical equipment,Low-voltage electrical equipment,Tool,chamfering machine etc
Similar models:PWM 556350 PSM 455560 A51 AXK 120155 PCM 150155100 M BT4B 334055 ABG/HA1VA902 D/W RW155 R FYT 55 TF/VA228 PWM 758550 315599 A 25590/25522
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Model No.	Inner Diameter	Outer Diameter	Width	Type
6218/C3VL0241	90	160	30	Bearings, units and housings
596570	577.85	-	-	Seals
7319 BEP	95	200	45	Bearings, units and housings
7411 BGAM	55	140	33	Bearings, units and housings
99139	34.925	41.6052	16.002	Seals
99312	79.375	89.6874	25.4	Seals
LS 110145	110	145	7	Bearings, units and housings
M 231649/610	152.4	222.25	46.83	Bearings, units and housings
OKC 820	820		-
PL 56	-	-	29.3624	Bearings, units and housings
PRM 252815	25	28	15	Bearings, units and housings
S7016 ACE/HCP4A	80	125	22	Bearings, units and housings

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