Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SY 1.3/4 FM

SY 1.3/4 FM

Material

Cast iron

Dimensions

d		44.45	mm
A		48	mm
A₁		32	mm
A₅		26.5	mm
B₁		43.7	mm
H		107	mm
H₁		54	mm
H₂		21	mm
J		143.5	mm
J	max.	152	mm
J	min.	135	mm
L		187	mm
N		22.5	mm
N₁		14	mm
s₁		32.7	mm
Threaded hole
R_G		1/4-28 UNF
R₁		4	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		173	mm
J₇		17	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	33.2	kN
Basic static load rating	C₀	21.6	kN
Fatigue load limit	P_u	0.915	kN
Limiting speed		4300	r/min

(with shaft tolerance h6)

Mass

Mass bearing unit

2.2

Mounting information

Hexagonal key size for grub screw	N	4.763	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 509 M
Bearing			YET 209-112

Appropriate products

End cover

ECY 209

Model Number: SY 1.3/4 FM
Inner Diameter：44.45mm Outer Diameter：-mm Width：-mm
Reference speed:4300 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:electric pump,CNC,other rubber,extruder,key lock,sample cup,milling head plug,office equipment,scientific instruments,ignition system,chuck industry
Similar models:619/800 M 71807 CD/P4 7005 ACE/P4AH1 32044 X/DF QJ 224 N2MA SAFS 23044 KA x 8 707 ACD/HCP4A 23296 CAK/W33 + AOHX 3296 G HME 3048 BD-24132 CCK30/W33-AH 24132
BEARING POWER International Trading Co.,Ltd. specialize in SY1.3/4FM products，there is large inventory of SKF SY 1.3/4 FM Y-bearing plummer block units. We has been built up long-term cooperation with SKF company, could make a bulk order of the SY 1.3/4 FM Which SKF SY1.3/4FM is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
24897	63.5	82.58	9.53	Seals
29866	76.2	95.28	9.53	Seals
30x40x7 HMS5 V	30	40	7	Seals
400050	4	-	-	Seals
99364	95.0722	102.489	15.0876	Seals
C 2228	140	250	68	Bearings, units and housings
FYTWK 20 YTH	20	-	-	Bearings, units and housings
NU 2314 ECML	70	150	51	Bearings, units and housings
OKC 170	170		-
OKC 300	300		-
S7214 ACD/P4A	70	125	24	Bearings, units and housings
SY 1. TF/VA201	25.4	-	-	Bearings, units and housings

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