Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 40 LDW

SY 40 LDW

Material

Cast iron

Dimensions

d		40	mm
A		48	mm
A₁		30	mm
A₅		23.5	mm
B₁		42.9	mm
H		99	mm
H₁		49.2	mm
H₂		19	mm
J		135.5	mm
J	max.	146	mm
J	min.	125	mm
L		175	mm
N		24.5	mm
N₁		14	mm
s₁		25.9	mm
Values for B₁ and s₁ before the grub screw is tightened (sleeve and inner ring bore at starting position).
Dowel pins
J₆		161	mm
J₇		17	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	30.7	kN
Basic static load rating	C₀	19	kN
Fatigue load limit	P_u	0.8	kN
Limiting speed		950	r/min

Mass

Mass bearing unit

1.8

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 508 M/VZ033
Bearing			YSPAG 208

Appropriate products

End cover

ECY 208

Model Number: SY 40 LDW
Inner Diameter：40mm Outer Diameter：-mm Width：-mm
Reference speed:950 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：2026-04-20
Application:Laser Devices,wire industry,Vertical machining,hook,Cylinder Micro,packaging machinery,pipe fittings Steel industry,welding equipment,stamping die and its equipment,horizontal processing,Broadcasting System
Similar models:22310 E/VA405 SNL 40/500 G SAFS 22540 x 7.1/8 T 7040 ACD/P4A BD-240/950 CAK30F/W33-AOH 240/950 NATV 40 PPXA 51340 M P 85 R-40 FM SILQG 40 ES 22334 CCJA/W33VA405
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25x48x8 CRW1 V	25	48	8	Seals
7322 BEY	110	240	50	Bearings, units and housings
85914	-	-	25.4	Seals
HM 518445/410	88.9	152.4	39.688	Bearings, units and housings
K 81215 TN	75	110		Bearings, units and housings
NK 21/20	21	29	20	Bearings, units and housings
PCZ 3232 E	50.8	55.5625	50.8	Bearings, units and housings
RNAO 55x68x20	55	68	20	Bearings, units and housings
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Hot number： BD-24126 CCK30/W33-AH 24126 5662 61919-2RS1 90 VA V D/W R2-6 FSNL 524-620 FYTJ 35 TF FYWK 30 YTH GEZ 500 ES K 70x78x30 NKIA 5904 SAFS 22526 x 4.1/2 TLC SILKB 20 F SSAFS 22540 W 625 R-2RS1