SIZES FROM Nm BACKLASH FREE MINIATURE METAL BELLOWS COUPLINGS

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Brittney King
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1 MK SIZS FROM Nm BACKLASH FR MTAL BLLOWS COUPLINS DIMNSIONIRUN Optional: NRAL INFORMATION R+W BLLOWS COUPLINS: SRVIC LIF R+W bellows couplings are fatigue resistant and wear free for an infinite service life, as long as the technical limits are not exceeded. FIT CLARANC Overall shaft / hub clearance of mm ROTATIONAL SPD Standard up to 10,000 rpm. Over 10,000 rpm in finely balanced version; up to grade ISO =2.5 is available. TMPRATUR RAN -30 to +110 C SPCIAL SOLUTIONS Various materials, tolerances, dimensions and performance ratings available for custom applications on request. ATX (Optional) For use in hazardous zones 1/21 and 2/22, the metal bellows has been authorized under directive 94/9/ and is available with certification. RW-COUPLINS.COM 49

2 MK BACKLASH FR, TORSIONALLY STIFF COUPLINS SIZS FROM Nm MODL MK1 with radial set screws from Nm large bores available in small size integral dismounting groove eliminates the need for flats on shafts economy design Page 52 MK2 with clamping hub from Nm easy mounting for highly dynamic applications finely balanced versions up to 90,000 rpm Page 53 MKH with fully split clamping hub from Nm lateral mounting possible easy installation and removal allows for pre-alignment of shafts Page 54 MK3 with expanding shaft from Nm easy installation solution for mismatched shaft / bore diameters saves space and cost Page 55 MK4 with radial set screw and blind mate connection from Nm axial installation possible electrically and thermally isolating includes integral dismounting groove Page 56 50

3 BK K TX ATX INBAUHINWIS DIMNSIONIRUN MODL MK5 with clamping hub and blind mate connection from Nm Page 57 axial installation possible electrically and thermally isolating easy mounting and dismounting MK6 with expanding shaft and blind mate connection from Nm full axial installation possible well suited to restricted installation space solution to mismatched bore / shaft diameters Page 58 MKS with conical clamping ring assemblies from Nm speeds up to 120,000 rpm naturally very well balanced due in part to self centering clamping system for high speed high precision applications Page 59 SK S SL BKL with clamping hub up to 3 Nm low priced light weight and low moment of inertia temperatures up to 200 C Page 60 ZA Z FK1 with radial set screw up to 1 Ncm well balanced sterilizable Page 61 LP RW-COUPLINS.COM 51

MK1 WITH RADIAL ST SCRWS 0.05-10 Nm integral dismounting groove eliminates the need for flats on shafts economical design larger bore diameters in a small size possible Bellows: size 0.

4 MK1 WITH RADIAL ST SCRWS Nm integral dismounting groove eliminates the need for flats on shafts economical design larger bore diameters in a small size possible Bellows: size 0.5 tombac; sizes 1 and up high grade stainless steel Hubs: auminium Two hubs with radial set screws concentrically mounted to flexible bellows. Speeds up to 20,000 rpm; over 20,000 with finely balanced version. Advantage: Bore diameters above 4mm have an integral dismounting groove, which provides clearance over any burr which may be kicked up by the set screw, eliminating the need for flats on shafts. C A -1 C ISO 4029 dismounting groove 120 MODL MK1 SIZ Overall length A Outside diameter B Fit length C from Ø to Ø D 1/ Clamping screw ISO xM2 1xM2.5 1xM3 1xM3 2xM3 2xM4 2xM5 2xM Distance Moment of inertia (gcm²) J ges Approximate weight (g) Lateral Angular (degree) ORDRIN XAMPL MK XX Bore D1 Bore D2 (e.g. high speed balancing). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK1 / 5 / 26 / 4.76 / 5 / XX; XX=finely balanced for 25,000 rpm) 52

5 MK2 WITH CLAMPIN HUB Nm for highly dynamic applications easy installation light weight and low moment of inertia Hubs: aluminium C C F Two clamping hubs concentrically mounted to flexible bellows. ISO 4762 INBAUHINWIS DIMNSIONIRUN BK MODL MK2 A -1 DIN or ANSI keyway optional K TX SIZ Overall length A Outside diameter B Fit length C from Ø to Ø Distance between centerlines D 1/ M2 M2 M2.5 M3 M4 M F Distance Moment of inertia (gcm²) J ges Approximate weight (g) SK S SL ZA Z Lateral Angular (degree) ORDRIN XAMPL MK XX Bore D1 Bore D2 (e.g. special bore tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK2 / 5 / 25 / 4.76 / 5 / XX; XX=finely balanced for 25,000 rpm) LP ATX RW-COUPLINS.COM 53

6 MKH WITH FULLY SPLIT CLAMPIN HUB Nm mounts laterally allows for pre-alignment of shafts light weight and low moment of inertia Two fully split clamping hubs, with two screws in each, concentrically mounted to flexible bellows. Hubs: aluminium C C F F ISO 4762 H -1 DIN or ANSI keyway optional A -1 MODL MKH SIZ Overall length A Outside diameter B Fit length C from Ø to Ø D 1/ M2 M2 M2.5 M3 M4 M Distance between centerlines F Distance Distance (H) H Moment of inertia (gcm²) J ges Approximate weight (g) Lateral Angular (degree) ORDRIN XAMPL MKH XX Bore D1 Bore D2 (e.g. special bore tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MKH / 20 / 35 / 8 / 9.53 / XX; XX=finely balanced for 25,000 rpm) 54

7 MK3 WITH XPANDIN SHAFT Nm for hollow shaft mounting easy to install light weight and low moment of inertia Clamping hub: aluminium C 1 C 2 xpanding shaft: steel One clamping hub with one clamping screw, one expanding shaft system, both concentrically mounted to flexible bellows. I ISO 4762 ISO 4762 F f7 INBAUHINWIS DIMNSIONIRUN BK MODL MK3 A -1 DIN or ANSI keyway optional K TX SIZ Overall length A Outside diameter B Fit length C Shaft length C from Ø to Ø Standard shaft possible from Ø to Ø f7 D D M2 M2 M2.5 M3 M4 M Distance between centerlines F Distance I M3 M3 M4 M4 M5 M Moment of inertia (gcm²) J ges Lateral Angular (degree) ORDRIN XAMPL MK XX Bore D1 Shaft D2 f7 (e.g. special bore / shaft tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK3 / 20 / 36 / 6.35 / 12 / XX; XX=finely balanced for 25,000 rpm) SK S SL ZA Z LP ATX RW-COUPLINS.COM 55

MK4 BLIND MAT CONNCTION WITH RADIAL ST SCRWS 0.

8 MK4 BLIND MAT CONNCTION WITH RADIAL ST SCRWS Nm easy installation and removal electrically and thermally isolating absolutely backlash free assembly Hubs: aluminium Tapered male segment: high strength plastic Two hubs with radial set screws, one of which has a tapered male projection for bind mate connection. Speeds up to 20,000 rpm; over 20,000 with finely balanced version. C 1 C 2 ISO 4029 dismounting groove 120 A +0.2 (assembled length) H preload compression single position with one larger drive lug (standard) multi-position (optional) MODL MK4 SIZ Overall length (inserted) A +0, Outside diameter B Fit length C Fit length C from Ø to Ø from Ø to Ø Clamping screw ISO 4029 D D xM3 2xM3 2xM4 2xM5 2xM Distance Preload compression H recovery force at max. preload compression (N) Moment of inertia (gcm²) J ges * Lateral Angular (degree) * in addition to maximum pretensioning ORDRIN XAMPL MK XX Bore D1 Bore D2 (e.g. special bore tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK4 / 20 / 37 / 8 / 9.53 / XX; XX=finely balanced for 25,000 rpm) 56

MK5 BLIND MAT CONNCTION WITH CLAMPIN HUB 0.

9 MK5 BLIND MAT CONNCTION WITH CLAMPIN HUB Nm easy installation and removal electrically and thermally isolating absolutely backlash free assembly Hubs: aluminium Tapered male segment: high strength plastic C 1 C 2 ISO 4029 Two clamping hubs, one of which has a tapered male projection for bind mate connection. F INBAUHINWIS DIMNSIONIRUN BK MODL MK5 A +0.2 (assembled length) H preload compression single position with one larger drive lug (standard) multi-position (optional) K TX SIZ Overall length (inserted) A +0, Outside diameter B Fit length C Fit length C from Ø to Ø D 1/ M2 M2.5 M3 M4 M Distance between centerlines F Distance Preload compression H recovery force at max. preload compression (N) Moment of inertia (gcm²) J ges * Lateral Angular (degree) * in addition to maximum pretensioning ORDRIN XAMPL MK XX Bore D1 Bore D2 (e.g. special bore tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK5 / 20 / 37 / 6 / 9.53 / XX; XX=finely balanced for 25,000 rpm) SK S SL ZA Z LP ATX RW-COUPLINS.COM 57

10 MK6 BLIND MAT CONNCTION WITH XPANDIN SHAFT Nm easy installation and removal solution for mismatched bore / shaft diameters absolutely backlash free assembly Tapered male segment: high strength plastic Clamping hub: aluminium xpanding shaft: steel One clamping hub with a tapered male projection for bind mate connection and one expanding shaft system. C 1 C 2 F I ISO 4762 ISO 4762 f7 MODL MK6 A +0.2 (assembled length) preload compression H single position with one larger drive lug (standard) multi-position (optional) SIZ Overall length (inserted) A +0, Outside diameter B Shaft length C Fit length C Standard shaft Ø f7 D from Ø to Ø D M2 M2.5 M3 M4 M Distance between centerlines F Distance Preload compression H recovery force at max. preload compression (N) I M3 M4 M4 M5 M Moment of inertia (gcm 2 ) J ges Lateral Angular (degree) ORDRIN XAMPL MK XX Shaft D1 f7 Bore D2 (e.g. special bore / shaft tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MK6 / 20 / 28 / 12 / 9.53 / XX; XX=finely balanced for 25,000 rpm) 58

11 MKS WITH CONICAL CLAMPIN RIN ASSMBLY Nm High speed made for high speed self centering conical clamping ring assembly naturally very well balanced Hubs and clamping rings: aluminium C A C Two conical clamping ring assemblies with three or four screws. Maximum speed up to 120,000 with standard balance grade ISO = ISO 4017 H6 INBAUHINWIS DIMNSIONIRUN H6 2 BK MODL MKS removal threads K TX SIZ Overall length A Outside diameter B Outside diameter of hub B Fit length C from Ø to Ø H6 Fastening screw ISO 4017 D 1/ x M3 4x M Distance Moment of inertia (gcm 2 ) J ges Masse (g) SK S SL ZA Z Lateral * * Angular (degree) For speeds beyond 50,000 rpm use reduced misalignment marked with * ORDRIN XAMPL MKS XX Bore D1 H6 Bore D2 H6 (e.g. special bore tolerance). For custom features place an XX at the end of the part number and describe the special requirements (e.g. MKS / 45 / 8 / 9.53 / XX; XX=anodized aluminum hubs) LP ATX RW-COUPLINS.COM 59

BKL/003 COFLX WITH CLAMPIN HUB 3 Nm economically priced backlash free and torsionally stiff wear free and robust Two clamping hubs, each with a clamping screw.

12 BKL/003 COFLX WITH CLAMPIN HUB 3 Nm economically priced backlash free and torsionally stiff wear free and robust Two clamping hubs, each with a clamping screw. Operational from -40 to +200 C Hubs: aluminium 32 ± Ø x M3 ISO 4762 tightening torque: 2.3 Nm MODL BKL/003 SIZ 3 3 Standard bore diameters D 1/ D 2 3 to 12.7 Moment of inertia (gcm 2 ) J ges. 20 Approximate weight (g) 23 the fastening screws COFLX : The low cost alternative for encoders, potentiometers, stepper motors, and small servo drives. 1 Lateral 0.2 Angular (degree) 2 ORDRIN XAMPL BKL XX Bore D1 Bore D2 For custom features place an XX at the end of the part number and describe the special requirements (e.g. BKL / 003 / 3 / 6.35 / XX; XX=stainless steel hubs) (e.g. special bore tolerance). 60

13 FK1 MICROFLX WITH RADIAL ST SCRWS 1 Ncm very small dimensions backlash free vibration damping Flex element: high strength Polyamide Hubs: stainless steel Two hubs with set screws mounted to a flex beam segment. Operational from -35 to +80 C. Speeds up to 20,000 rpm * SPCIAL SOLUTION ffective outside diameter can be reduced to 4.5mm through the use of M2x1.5mm screws. max. engagement Screw ISO 4766 M2x2mm hub ring INBAUHINWIS DIMNSIONIRUN BK Ø 4.5 MODL FK1/001/9 SIZ Rated torque (Ncm) T KN 1 Standard bore D 1/ D / 1.5 or 2 / 1.5 additional bore diameters available upon request Moment of inertia (gcm 2 ) J ges Approximate weight (g) 0.47 Torsional stiffness (Ncm/rad) C T 23 (measured at +20 C) ORDRIN XAMPL Bore D1 Bore D2 Lateral 0.1 Angular (degree) 1.5 FK XX Special designation only (e.g. special screw size). For custom features place an XX at the end of the part number and describe the special requirements (e.g. FK1 / 001 / 9 / 1.5 / 1.5 / XX; XX=M2x1.5mm screws) Ø 5.5 effective outside diameter COUPLIN ASSMBLY AND MOUNTIN The screw threads through the clamping ring, through a slot in the flexible segment, and down onto the shaft, securing the entire assembly. Including a flat on the shaft can improve torque transmission. Caution: Always use a precisely calibrated torque wrench during installation. DISMOUNTIN For dismounting, simply loosen the set screws and remove the coupling from the shafts. Access hole Screw ATX Polyamide flex segment K TX hub ring SK S SL slotted set screw ZA Z LP RW-COUPLINS.COM 61

SIZES FROM Nm BACKLASH FREE MINIATURE METAL BELLOWS COUPLINGS

SIZES FROM Nm BACKLASH FREE MINIATURE METAL BELLOWS COUPLINGS MK SIZS FROM 0.05-10 Nm BACKLASH FR MINIATUR MTAL BLLOWS COUPLINS DIMNSIONIRUN MINIATUR COUPLINS MK Optional: NRAL INFORMATION R+W MINIATUR BLLOWS COUPLINS: SRVIC LIF R+W bellows couplings are fatigue