GK 20 DO

GK..DO series hydraulic rod ends, with cylindrical section welding shank and dowel pin, steel/steel, requiring maintenance

to ISO 12 240-4, dimension series E, type S –circular welding face
for shaft diameters from 10 mm to 80 mm
concentric locating pin on shank base and 45º welding chamfer
spherical plain bearing located in housing by staking on both sides
for piston rod ends and cylinder bases
available with maintenance-free spherical plain bearings GE..UK, GE..FW. GE..UK-2RS, GE..FW-2RS
Housing: construction steel S 355 J2G3 (St 52-3 N) (1.0570)

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Display : Metric Inch

Properties

Dimensions

d	20 mm	Bore diameter
d₂	16 mm	Head diameter
B	53 mm	Ball width
C₁	13 mm	Head width
h₂	38 mm	Welding base to Center
α°	9 °	Tilt angle
d_k	29 mm	Ball diameter
d₁	24.1 mm	Ball flange diameter
d₆	27.5 mm	Welding shank diameter
d₇	4 mm	Centering pin diameter
l₅	64.5 mm	Wrench flat height
l₇	27.5 mm	Distance shank chamfer - centre rod end eye
l₈	2 mm	Length chamfer at welding shank end
r₁_min	0.3 mm	Chamfer

Load ratings

C	30 kN	Basic dynamic load rating
C₀	54 kN	Basic static load rating

Weight

≈m

0.23 kg

Weight

Radial internal clearance

0,030 - 0,082

Radial clearance

Temperature range

Tmin	-50 °C	Operating temperature min.
Tmax	150 °C	Operating temperature max.

CAD & PDF

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SKF	INA(EGLES)	LS
SC 20 ES	GK 20 DO	SK 20 ES