STF
with flange mounting

0,2 - 45 KNm

STF Safety Coupling with Flange Mounting

  • STF
  • Specifications STF

    STF Series
    Overall lengthA
    Fastening threads (mm)F2
    Bolt circle diameter (mm)F1
    Bolt circle diameter (mm)F2
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst
    Distance (mm)L
    Distance (mm)M
    Mounting length (mm)J1
    Mounting length (mm)J2
    Speed max. (rpm)
    Flange outside diameter (mm)B2
    Flange outside diameter (mm)B
    Flange outside diameter (mm)B1
    Wall thickness (mm)I
    Adjustment range available from - to (KNm)
    Pilot diameter h7 (mm)D1
    Pilot diameter h7 (mm)D2
    Actuation distance (mm)N
    Allowable max. radial force standard* (KN)
    Through hole diameter (mm)F1
    CAD Portal
    STF Serien2
    Overall lengthA190
    Fastening threads (mm)F28xM12
    Bolt circle diameter (mm)F1130
    Bolt circle diameter (mm)F2130
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst83
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst20
    Distance (mm)L45
    Distance (mm)M83
    Mounting length (mm)J13
    Mounting length (mm)J22,5
    Speed max. (rpm)9000
    Flange outside diameter (mm)B2170
    Flange outside diameter (mm)B198
    Flange outside diameter (mm)B1170
    Wall thickness (mm)I14
    Adjustment range available from - to (KNm)0,2-0,5 | 3xST10
    0,5-1,0 | 6xST10
    1,0-1,5 | 6xST10
    Pilot diameter h7 (mm)D190
    Pilot diameter h7 (mm)D290
    Actuation distance (mm)N3,5
    Allowable max. radial force standard* (KN)7
    Through hole diameter (mm)F18xØ13
    2
    CAD
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    STF Series
    Overall lengthA
    Fastening threads (mm)F2
    Bolt circle diameter (mm)F1
    Bolt circle diameter (mm)F2
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst
    Distance (mm)L
    Distance (mm)M
    Mounting length (mm)J1
    Mounting length (mm)J2
    Speed max. (rpm)
    Flange outside diameter (mm)B2
    Flange outside diameter (mm)B
    Flange outside diameter (mm)B1
    Wall thickness (mm)I
    Adjustment range available from - to (KNm)
    Pilot diameter h7 (mm)D1
    Pilot diameter h7 (mm)D2
    Actuation distance (mm)N
    Allowable max. radial force standard* (KN)
    Through hole diameter (mm)F1
    CAD Portal
    STF Serien5
    Overall lengthA230
    Fastening threads (mm)F28xM14
    Bolt circle diameter (mm)F1155,5
    Bolt circle diameter (mm)F2155,5
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst150
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst30,4
    Distance (mm)L63,5
    Distance (mm)M113,5
    Mounting length (mm)J14
    Mounting length (mm)J23
    Speed max. (rpm)7500
    Flange outside diameter (mm)B2118
    Flange outside diameter (mm)B220
    Flange outside diameter (mm)B1188
    Wall thickness (mm)I17,5
    Adjustment range available from - to (KNm)0,7-2 | 3xST15
    1,2-4 | 6xST15
    3,2-5 | 6xST15
    Pilot diameter h7 (mm)D1110
    Pilot diameter h7 (mm)D2110
    Actuation distance (mm)N4,5
    Allowable max. radial force standard* (KN)12
    Through hole diameter (mm)F18xØ15
    5
    CAD
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    STF Series
    Overall lengthA
    Fastening threads (mm)F2
    Bolt circle diameter (mm)F1
    Bolt circle diameter (mm)F2
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst
    Distance (mm)L
    Distance (mm)M
    Mounting length (mm)J1
    Mounting length (mm)J2
    Speed max. (rpm)
    Flange outside diameter (mm)B2
    Flange outside diameter (mm)B
    Flange outside diameter (mm)B1
    Wall thickness (mm)I
    Adjustment range available from - to (KNm)
    Pilot diameter h7 (mm)D1
    Pilot diameter h7 (mm)D2
    Actuation distance (mm)N
    Allowable max. radial force standard* (KN)
    Through hole diameter (mm)F1
    CAD Portal
    STF Serien10
    Overall lengthA250
    Fastening threads (mm)F28xM16
    Bolt circle diameter (mm)F1196
    Bolt circle diameter (mm)F2196
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst380
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst50,3
    Distance (mm)L75
    Distance (mm)M125
    Mounting length (mm)J15
    Mounting length (mm)J23,5
    Speed max. (rpm)6300
    Flange outside diameter (mm)B2230
    Flange outside diameter (mm)B270
    Flange outside diameter (mm)B1230
    Wall thickness (mm)I20
    Adjustment range available from - to (KNm)2-5 | 3xST15
    4-10 | 6xST15
    6-14 | 9xST15
    Pilot diameter h7 (mm)D1140
    Pilot diameter h7 (mm)D2140
    Actuation distance (mm)N4,5
    Allowable max. radial force standard* (KN)17
    Through hole diameter (mm)F18xØ17
    10
    CAD
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    STF Series
    Overall lengthA
    Fastening threads (mm)F2
    Bolt circle diameter (mm)F1
    Bolt circle diameter (mm)F2
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst
    Distance (mm)L
    Distance (mm)M
    Mounting length (mm)J1
    Mounting length (mm)J2
    Speed max. (rpm)
    Flange outside diameter (mm)B2
    Flange outside diameter (mm)B
    Flange outside diameter (mm)B1
    Wall thickness (mm)I
    Adjustment range available from - to (KNm)
    Pilot diameter h7 (mm)D1
    Pilot diameter h7 (mm)D2
    Actuation distance (mm)N
    Allowable max. radial force standard* (KN)
    Through hole diameter (mm)F1
    CAD Portal
    STF Serien25
    Overall lengthA280
    Fastening threads (mm)F212xM18
    Bolt circle diameter (mm)F1220
    Bolt circle diameter (mm)F2270
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst830
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst73
    Distance (mm)L83,5
    Distance (mm)M124,5
    Mounting length (mm)J15
    Mounting length (mm)J24
    Speed max. (rpm)5000
    Flange outside diameter (mm)B2306
    Flange outside diameter (mm)B318
    Flange outside diameter (mm)B1268
    Wall thickness (mm)I22
    Adjustment range available from - to (KNm)6-12 | 6xST15
    9-18 | 9xST15
    15-25 | 12xST15
    Pilot diameter h7 (mm)D1174
    Pilot diameter h7 (mm)D2200
    Actuation distance (mm)N4,5
    Allowable max. radial force standard* (KN)22
    Through hole diameter (mm)F112xØ19
    25
    CAD
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    STF Series
    Overall lengthA
    Fastening threads (mm)F2
    Bolt circle diameter (mm)F1
    Bolt circle diameter (mm)F2
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst
    Distance (mm)L
    Distance (mm)M
    Mounting length (mm)J1
    Mounting length (mm)J2
    Speed max. (rpm)
    Flange outside diameter (mm)B2
    Flange outside diameter (mm)B
    Flange outside diameter (mm)B1
    Wall thickness (mm)I
    Adjustment range available from - to (KNm)
    Pilot diameter h7 (mm)D1
    Pilot diameter h7 (mm)D2
    Actuation distance (mm)N
    Allowable max. radial force standard* (KN)
    Through hole diameter (mm)F1
    CAD Portal
    STF Serien40
    Overall lengthA320
    Fastening threads (mm)F216xM20
    Bolt circle diameter (mm)F1304
    Bolt circle diameter (mm)F2350
    Moment of inertia (approx.) D max. + max. sgmnt (10-3 kgm2)J.kst3300
    Moment of inertia (approx.) D max. + max. sgmnt (10-3kgm2)m.kst180
    Distance (mm)L105,5
    Distance (mm)M165
    Mounting length (mm)J16
    Mounting length (mm)J24
    Speed max. (rpm)3600
    Flange outside diameter (mm)B2390
    Flange outside diameter (mm)B428
    Flange outside diameter (mm)B1340
    Wall thickness (mm)I25
    Adjustment range available from - to (KNm)12-21 | 3xST31
    22-32 | 6xST31
    32-45 | 9xST31
    Pilot diameter h7 (mm)D1210
    Pilot diameter h7 (mm)D2210
    Actuation distance (mm)N7,5
    Allowable max. radial force standard* (KN)30
    Through hole diameter (mm)F116xØ22
    40
    CAD
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    Properties

    MATERIAL

    • Hardened steel (nitrocarburized surface)

    DESIGN

    • Drive side: Coupling hub with flange mounting
    • Driven side: Mounting flange with fastening threads and integral bearing
    • Safety elements: evenly spaced around the circumference; externally adjustable

    DESIGN

    • Two precision machined hubs with curved jaws and conical clamping rings.

    FIT CLEARANCE

    • Overall shaft / hub tolerance 0.01 - 0.025 mm

     



    Overview