Thursday, April 16, 2026
SMALLEY® SPIRAL RETAINING RINGS
SAE 1070-90 Carbon Steel

surface treatment:
Oil dipped

Example of designation: XDS-50


d1=shaft diameter
d2=groove diameter
d3=internal ring diameter
S=thickness
Light duty series
XDS - for shafts (in inches)


description Price
Euro x100
% Price Change
1 2
Package
XDS-218 130,00
+ 20% -
100


DESCRIPTION
XDS-218
d1 mm 55.55 
d1 inch 2.187 

RING IN THE UNSTRESSED STATE
d3 inch. 2.082 
mm 52.88 
Toll. d3 inch. -0,062 
mm -1,57 
b inch. 0.156 
mm 3.96 
Toll. b inch. +/-0,005 
mm +/-0,13 
s inch. 0.042 
mm 1.07 
Toll. s inch. +/-0,002 
mm +/-0,05 
Weight Kg/1000 5.83 
GROOVE
d2 inch. 2.107 
mm 53.52 
Toll. d2 inch. +/-0,006 
mm +/-0,15 
c inch. 0.046 
mm 1.17 
Toll. c inch. +0,003 
mm +0,080 
THRUST CAPACITY
ring shear
Newtons 48.897 
L.B.S. 10,993 
(safety factor =3)
groove yeld
Newtons 27.505 
L.B.S. 6,184 
(based on a groove material yeld strength of 310/mm and a safety factor of 2)

Technical informations are indicative and can be updated.
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GANDINI FASTENERS SRL viale Pier Paolo Pasolini, 83 - 20099 Sesto S.Giovanni Milano Italy
Tel. +39 02 241 047 250 Fax +39 02 241 047 74

Production and distribution
of fasteners, fixing elements
and mechanical parts machining


GANDINI FASTENERS SRL
viale Pier Paolo Pasolini, 83
Sesto San Giovanni Mi - Italy
Sales department
250@gandini.it
tel +39 02 241 047 250
Administration
350@gandini.it
tel +39 02 241 047 350