FLENDER Standard Couplings Torsionally Rigid All-Steel Couplings — ARPEX ARS-6 Series © Siemens AG 2015 Type NZN Permitted shaft distance S of type NZN relative to speed Ordering example: ARPEX ARS-6 NZN coupling, size 105-6, with shaft distance S = 1000 mm, Bore ∅ D1 40H7 mm, with keyway to DIN 6885 and set screw, Bore ∅ D2 45K7 mm, with keyway to DIN 6885 and set screw. 6 Article No.: 2LC0470-1PC99-0AZ0-Z L0W+M1A+Q0Y+M13 Plain text to Q0Y: S = 1000 mm 6/17 Siemens MD 10.1 · 2015 Size Speed nN rpm DA 500 600 700 800 900 1000 1200 1400 1500 2000 2500 3000 4000 Permitted shaft distance S mm mm 78-6 105-6 125-6 140-6 165-6 175-6 195-6 210-6 240-6 255-6 280-6 305-6 335-6