Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm vs Elastic coupling RNG cast iron size 48 max. torque 620Nm nominal torque 310Nm outer diameter 105mm length 140mm pre-bored 16mm

Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm and Elastic coupling RNG cast iron size 48 max. torque 620Nm nominal torque 310Nm outer diameter 105mm length 140mm pre-bored 16mm are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Elastic coupling RNG cast iron size 48 max. torque 620Nm nominal torque 310Nm outer diameter 105mm length 140mm pre-bored 16mm is €6.54 cheaper ($115.69).

Feature-by-feature product comparison

Criterion	Chain coupling pitch 3/4 x 7/16″ 18 teeth nominal torque 600Nm	Elastic coupling RNG cast iron size 48 max. torque 620Nm nominal torque 310Nm outer diameter 105mm length 140mm pre-bored 16mm
Price	$123.23	$115.69cheapest
Seller	MÄDLER	MÄDLER
Availability	In stock	Backorder
Rating	—	—
Torque	6 118,2 kg·cm	6 322,1 kg·cm
Weight	4.97 kg	4.4 kg
Bore length	—	56 mm
Bore pilot hole	—	16 mm
Coupling type	Elastic. angular/transv./long flexible	Elastic. angular/transv./long flexible
Din iso no	12 B-2	—
Distance between hub and spider	—	3.5 mm
Distance between the hubs	—	28 mm
Electrically insulating	No	No
Hub diameter	90 mm	85 mm
Hub length up to flange	—	45 mm
Inner diameter spider	—	51 mm
Length of each sprocket	40 mm	—
Material	Steel	Grey cast iron/Polyurethane
Max bore	—	48 mm
Max misalignment angle	0.5 °	1.1 °
Max misalignment axial	0.25 mm	2.1 mm
Max misalignment radial	0.2 mm	0.36 mm
Max outer diameter	126.5 mm	—
Max speed	3000 min-1	—
Max speed at 30 m s	—	5600 min-1
Max torque	600 Nm	620 Nm
Min bore diameter	25 mm	—
Min distance for dismantling	—	22 mm
Moment of inertia	0.03010 kgm2	—
Mounting distance over tooth flanks	29.5 mm	—
Nominal torque	—	310 Nm
Outer diameter	—	105 mm
Power speed max.	0.0616 kW/min -1	—
Replacement spider 92 shore part no	—	60 509 248
Replacement spider 98 shore part no	—	60 509 848
Size	—	48
Spider width	—	21 mm
Stainless	No	No
Surface	Blank	Blank
Temperature max.	220 °C	90 °C
Temperature min.	-30 °C	-40 °C
Torsional angle at max nm	—	5
Total lenght	—	140 mm
Total length	89.5 mm	—
With keyway	No	No
	View at seller ↗	View at seller ↗

Specifications are extracted automatically from seller data — an empty cell means the seller does not publish that value, not that the product lacks it.

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