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：2025-12-09
Application:Medical printer,baler,wire industry,medical equipment,Insect Capture,medical equipment,wall industry,tapered grinder,Textile Accessories,test strip,Industrial Electromechanical
Similar models:PSM 455145 A51 PSM 455545 A51 IR 50X55X20 IS1 FYT 55 TF/VA201 FY 55 TF/VA228 PSM 455565 A51 315523 BEAM 012055-2RS IR 55x63x45 PSMF 455530 A51
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25x37x7 CRW1 R	25	37	7	Seals
33x45x7 HMS5 V	33	45	7	Seals
60x80x9 CRSHA1 R	66	80	8.9	Seals
71903 CE/HCP4AH	17	30	7	Bearings, units and housings
NJ 326 ECP	130	280	58	Bearings, units and housings
NKIS 20	20	42	20	Bearings, units and housings
OH 31/630 HE	600	800	424	Bearings, units and housings
PL 88	-	-	42.0624	Bearings, units and housings
SNW 124x4.1/8	104.775	155.702	117.8052	Bearings, units and housings

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Hot number： 23132 CC/W33 23144-2CS5K/VT143 29317 E 38x62x8 HMS5 V 50x72x12 HMS5 V 525036 60x105x8 CRW1 R 91374 C 30/800 KMB FY 2. TF/VA228 NJ 226 ECJ SAF 22536 x 6.3/8 T W 61901-2Z W 6307-2RZ YAR 205-100-2FW/VA228