Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 20 TR

SY 20 TR

Material

Cast iron

Dimensions

d		20	mm
A		32	mm
A₁		21	mm
A₅		18.5	mm
B		31	mm
H		64.5	mm
H₁		33.3	mm
H₂		14	mm
J		97	mm
J	max.	106	mm
J	min.	88	mm
L		127	mm
N		20.5	mm
N₁		11.5	mm
s₁		18.3	mm
Threaded hole
R_G		1/4-28 UNF
R₁		2	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		118	mm
J₇		11.5	mm
N₄		2	mm

Calculation data

Basic dynamic load rating	C	12.7	kN
Basic static load rating	C₀	6.55	kN
Fatigue load limit	P_u	0.28	kN
Limiting speed		5000	r/min

(with shaft tolerance h6)

Mass

Mass bearing unit

0.55

Mounting information

Hexagonal key size for grub screw	N	3	mm
Recommended tightening torque for grub screw		4	N·m
Recommended diameter for attachment bolts, mm	G	10	mm
Recommended diameter for attachment bolts, inch	G	0.375	in

Appertaining products

Housing			SY 504 M
Bearing			YAR 204-2RF

Appropriate products

End cover

ECY 204

Model Number: SY 20 TR
Inner Diameter：20mm Outer Diameter：-mm Width：-mm
Reference speed:5000 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：2026-04-18
Application:animal,electromagnetic clutch,Hydraulic Press,engineering machinery,manual Tools,Laser Measurements,Technical Equipment,vacuum filter,pump industry,leather processing,Surveying Surveying Instruments
Similar models:SSAFS 22520 x 3.5/16 BSA 203 C 6209-RS1 RNU 209 ECJ 30220/DF PCM 242720 E SAF 1620 x 3.5/16 6208-2ZNR NATV 20 PPA FYT 2. TF/VA201
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Hot number： 16003 22324-2CS5/VT143 23940 CC/W33 42.0x59.1x12.8 TP 57x67x7 HMS5 RG 6004-2Z/VA208 70x90x10 HMSA10 V AOH 24152 M 349547/510 NK 20/20 PCM 606530 M SNW 3036x6.1/2 SNW 40x7.1/8 W 604 W 617/6 R