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 FM

SY 40 FM

Material

Cast iron

Dimensions

d		40	mm
A		48	mm
A₁		30	mm
A₅		23.5	mm
B₁		43.7	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		33.2	mm
Threaded hole
R_G		1/4-28 UNF
R₁		3.5	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		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		4800	r/min

(with shaft tolerance h6)

Mass

Mass bearing unit

1.8

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	12	mm
Recommended diameter for attachment bolts, inch	G	0.5	in

Appertaining products

Housing			SY 508 M
Bearing			YET 208

Appropriate products

End cover

ECY 208

Model Number: SY 40 FM
Inner Diameter：40mm Outer Diameter：-mm Width：-mm
Reference speed:4800 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：2026-04-17
Application:Food testing,Cutting Machine,Antenna Industry,chuck industry,office outdoor camping equipment,metering pump,knitted fabrics,lifting tackle,beverage production,garbage disposal,plastic blow molding
Similar models:22334 CCJA/W33VA406 GEZH 408 ESX-2LS 24024-2CS5/VT143 PBM 223240 M1G1 240/1180 CAF/W33 C 4026-2CS5V/GEM9 FYWK 40 YTH NU 407 619/1400 MB PRM 707540
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Model No.	Inner Diameter	Outer Diameter	Width	Type
125x150x12 CRW1 V	125	150	12	Seals
22311 E/VA405	55	120	43	Bearings, units and housings
47487/47420	69.85	120	32.545	Bearings, units and housings
51252 M	260	360	79	Bearings, units and housings
550218	36.0172	64.0334	13.0048	Seals
7017 CD/P4AL	85	130	22	Bearings, units and housings
938/932	114.3	212.725	66.675	Bearings, units and housings
FSAF 22616 T	68.2625	-	-	Bearings, units and housings
FSYE 3 7/16	87.3125	-	-	Bearings, units and housings
SAF 1609 x 1.1/2	38.1	-	-	Bearings, units and housings
W 61803 R	17	26	5	Bearings, units and housings
W 629-2RZ	9	26	8	Bearings, units and housings

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Hot number： 13512 30218/DF 318-Z 527819 7018 ACD/P4A 7318 BEGAP BT4B 331189 E/C600 FYTJ 1.1/4 TF HM 44 T RN-2.5x11.8 BF/G2 RNAO 50x65x40 SAF 22532 T SAF 22617 x 3 T SIKAC 20 M SYNT 55 L