Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 1.1/4 LDW

SY 1.1/4 LDW

Material

Cast iron

Dimensions

d		31.75	mm
A		45	mm
A₁		27	mm
A₅		22	mm
B₁		39.5	mm
H		93	mm
H₁		47.6	mm
H₂		19	mm
J		126	mm
J	max.	133	mm
J	min.	119	mm
L		160	mm
N		21	mm
N₁		14	mm
s₁		24.3	mm
Values for B₁ and s₁ before the grub screw is tightened (sleeve and inner ring bore at starting position).
Dowel pins
J₆		146	mm
J₇		15.5	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	25.5	kN
Basic static load rating	C₀	15.3	kN
Fatigue load limit	P_u	0.655	kN
Limiting speed		1100	r/min

Mass

Mass bearing unit

1.55

Mounting information

Hexagonal key size for grub screw	N	3	mm
Recommended tightening torque for grub screw		7.4	N·m
Appropriate SKF mounting kit		626830
Recommended diameter for attachment bolts, mm	G	12	mm
Recommended diameter for attachment bolts, inch	G	0.5	in

Appertaining products

Housing			SY 507 M/VZ033
Bearing			YSPAG 207-104

Appropriate products

End cover

ECY 207

Model Number: SY 1.1/4 LDW
Inner Diameter：31.75mm Outer Diameter：-mm Width：-mm
Reference speed:1100 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：2026-06-25
Application:spectrometer,wheel lathe,industrial equipment,Antenna Potentials,machine tool spindle,medical equipment,vertical processing,generator,sucker industry,medical equipment,equipment and
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Model No. Inner Diameter Outer Diameter Width Type

52x80x10 HMSA10 V
71936 CD/HCP4A
MS 31/600-560
NKIB 5907
W 618/3

Purchase the SKF SY 1.1/4 LDW Y-bearing plummer block units Please fill in the following

Hot number： 16315 20 VS R 31315/DF 3212 A-2RS1 418002 545 VE R 70x92x12 HMS5 RG 79302 97545 NNCL 4872 CV OH 32/530 H SAF 1520 x 3.5/16 SAFS 22640 x 7.1/8 TLC SILR 30 ES SSAFS 22544 x 8

Model No.	Inner Diameter	Outer Diameter	Width	Type
52x80x10 HMSA10 V
71936 CD/HCP4A
MS 31/600-560
NKIB 5907
W 618/3