Bearings, units and housings -- Bearing units -- Y-bearing units (ball bearing units) -- Y-bearing plummer block units -- Y-bearing plummer block units SKF SYJ 55 KF

SYJ 55 KF

Material

Cast iron

Order adapter sleeve separately

Dimensions

d		50	mm
A		60	mm
A₁		40	mm
B₁		59	mm
H		126	mm
H₁		63.5	mm
H₂		24	mm
J		171.5	mm
J	max.	180	mm
J	min.	163	mm
L		219	mm
N		28.5	mm
N₁		20	mm
s₁		32.5	mm
Values for s1 before the sleeve is driven into the bearing bore (sleeve and inner ring bore at starting position).
Threaded hole
R_G		1/4-28 UNF
R₁		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		201	mm
J₇		21	mm
N₄		4	mm

Calculation data

Basic dynamic load rating	C	43.6	kN
Basic static load rating	C₀	29	kN
Fatigue load limit	P_u	1.25	kN
Limiting speed		3600	r/min

Mass

Mass bearing unit

3.97

Mounting information

Appropriate spanner		HN 10-11
Recommended lock nut tightening angle	a	90	°
Recommended diameter for attachment bolts, mm	G	16	mm
Recommended diameter for attachment bolts, inch	G	0.625	in

Appertaining products

Housing			SYJ 511
Bearing			YSA 211-2FK
Adapter sleeve			H 2311

Model Number: SYJ 55 KF
Inner Diameter：50mm Outer Diameter：-mm Width：-mm
Reference speed:3600 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：2025-12-09
Application:roller lathe,baler,cleaning agent,paint paint,education model Instruments,security equipment,Processing machinery,Other machinery,electric hydraulic lifting platform,large agricultural machinery,organic raw materials
Similar models:T7FC 055T73/DTC10 PSMF 455555 A51 313555 C PRM 657055 PRM 455060 K 55x60x20 PCM 707550 M 313555 C/VJ202 PBM 455560 M1G1 SYJ 55 KF
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