Steep Taper Gauge Retention Knobs

Steep Taper Adapter Knob Kits
Steep Taper Adapter Knob Kits

Retention plug kits include all standard knob configurations for using CAT40 or DIN40 gauge taper with CAT/DIN/BT spindles.

Details PDF (590.540-KIT)


Steep Taper (MAS 403-BT) Gauge Retention Knobs
Steep Taper (MAS 403-BT) Gauge Retention Knobs

Use a BT Standard gauge/taper in steep taper spindles.

Details PDF (590.700)

Taper Length (B) Angle (G) Thread Type / Adapter Knob Part Number
Steep Taper (BT) 40   28mm  90 deg.  M16      BT Standard    590.540.700.800-28mm
Steep Taper (BT) 40   28mm  90 deg.  M16      BT Standard    590.540.700.900-28mm
Steep Taper (BT) 40   28mm  30 deg.  M16      BT Standard    590.540.730.800-28mm
Steep Taper (BT) 40   28mm  30 deg.  M16      BT Standard    590.540.730.900-28mm
Steep Taper (BT) 40   28mm  45 deg.  M16      BT Standard    590.540.740.800-28mm
Steep Taper (BT) 40   28mm  45 deg.  M16      BT Standard    590.540.740.900-28mm
Steep Taper (DIN) 40   23mm  15 deg.  M16      BT 40 Gauge >> DIN 40 Spindle    590.540.811.700-23mm
Steep Taper (CAT/ANSI) 40   14.02  45 deg.  M16      BT 40 Gauge >> CAT 40 Spindle    590.540.940.700-14.02mm
Steep Taper (BT) 50   35mm  90 deg.  M24      BT Standard    590.550.700.800-35mm
Steep Taper (BT) 50   35mm  90 deg.  1"-8      BT Standard    590.550.700.900-35mm
Steep Taper (BT) 50   35mm  30 deg.  M24      BT Standard    590.550.730.800-35mm
Steep Taper (BT) 50   35mm  30 deg.  1"-8      BT Standard    590.550.730.900-35mm
Steep Taper (BT) 50   35mm  45 deg.  M24      BT Standard    590.550.740.800-35mm
Steep Taper (BT) 50   35mm  45 deg.  1"-8      BT Standard    590.550.740.900-35mm

Steep Taper (DIN 69871) Gauge Retention Knobs
Steep Taper (DIN 69871) Gauge Retention Knobs

Use a DIN 69871 Standard gauge/taper in steep taper spindles.

Details PDF (590.800)

Spindle Taper Length (B) Angle (G) Thread Type / Adapter Knob Part Number
Steep Taper (DIN) 30   19  15 deg.  M12      DIN 69871    590.530.810.800
Steep Taper (DIN) 30   19  15 deg.  M12      DIN 30 Gauge >> CAT 30 Spindle    590.530.810.900
Steep Taper (CAT/ANSI) 30   0.32"  45 deg.  M12      DIN 30 Gauge >> CAT 30 Spindle    590.530.940.800
Steep Taper (BT) 40   25.15mm  90 deg.  M16      DIN 40 Gauge >> BT 40 Spindle    590.540.700.800-25.15mm
Steep Taper (BT) 40   25.15mm  30 deg.  M16      DIN 40 Gauge >> BT 40 Spindle    590.540.730.800-25.15mm
Steep Taper (BT) 40   25.15mm  45 deg.  M16      DIN 40 Gauge >> BT 40 Spindle    590.540.740.800-25.15mm
Steep Taper (DIN) 40   20  15 deg.  M16      DIN 69871    590.540.810.800
Steep Taper (CAT/ANSI) 40   0.44"  45 deg.  M16      DIN 40 Gauge >> CAT/ANSI 40 Spindle    590.540.940.800
Steep Taper (BT) 50   35.2mm  90 deg.  M24      DIN 50 Gauge >> BT 50 Spindle    590.550.700.800-35.2mm
Steep Taper (BT) 50   35.2mm  30 deg.  M24      DIN 50 Gauge >> BT 50 Spindle    590.550.730.800-35.2mm
Steep Taper (BT) 50   35.2mm  45 deg.  M24      DIN 50 Gauge >> BT 50 Spindle    590.550.740.800-35.2mm
Steep Taper (DIN) 50   25  15 deg.  M24      DIN 68871    590.550.810.800
Steep Taper (DIN) 50   25  15 deg.  1"-8      CAT 50 Gauge >> DIN 69871 Spindle    590.550.810.900
Steep Taper (CAT/ANSI) 50   0.70"  45 deg.  M24      DIN 50 Gauge >> CAT 50 Spindle    590.550.940.800
Steep Taper (DIN) 60   30  15 deg.  M30      DIN 69871    590.560.811.800
Steep Taper (CAT/ANSI) 60   1.08"  45 deg.  M30      DIN 60 Gauge >> CAT 60 Spindle    590.560.941.800

Steep Taper (CAT/ANSI) Gauge Retention Knobs
Steep Taper (CAT/ANSI) Gauge Retention Knobs

Use a CAT/ANSI (ASME) B5.50 Standard "V" taper gauge in steep taper spindles.

Details PDF (590.900)

Taper Length (B) Angle (G) Thread Type / Adapter Knob Part Number
Steep Taper (CAT/ANSI) 30   0.32"  45 deg.  1/2"-13      CAT/ANSI (ASME) B5.50    590.530.940.900
Steep Taper (BT) 40   25.15mm  90 deg.  5/8"-11      CAT 40 Gauge >> BT 40 Spindle    590.540.700.900-25.15mm
Steep Taper (BT) 40   25.15mm  30 deg.  5/8"-11      CAT 40 Gauge >> BT 40 Spindle    590.540.730.900-25.15mm
Steep Taper (BT) 40   25.15mm  45 deg.  5/8"-11      CAT 40 Gauge >> BT 40 Spindle    590.540.740.900-25.15mm
Steep Taper (DIN) 40   20  15 deg.  5/8"-11      CAT 40 Gauge >> DIN 40 Spindle    590.540.810.900
Steep Taper (CAT/ANSI) 40   0.44"  45 deg.  5/8"-11      CAT/ANSI (ASME) B5.50    590.540.940.900
Steep Taper (BT) 50   35.2mm  90 deg.  1"-8      CAT 50 Gauge >> BT 50 Spindle    590.550.700.900-35.2mm
Steep Taper (BT) 50   35.2mm  30 deg.  1"-8      CAT 50 Gauge >> BT 50 Spindle    590.550.730.900-35.2mm
Steep Taper (BT) 50   35.2mm  45 deg.  1"-8      CAT 50 Gauge >> BT 50 Spindle    590.550.740.900-35.2mm
Steep Taper (DIN) 50   25  15 deg.  1"-8      CAT 50 Gauge >> DIN 69871 Spindle    590.550.810.900
Steep Taper (CAT/ANSI) 50   0.70"  45 deg.  1"-8      CAT/ANSI (ASME) B5.50    590.550.940.900
Steep Taper (CAT/ANSI) 60   1.08"  45 deg.  1.25"-7      CAT/ANSI (ASME) B5.50    590.560.941.900

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