GY 8200 Back Plate For D1 Type Camlock Spindle Nose (DIN 55029)

Engineered for precision and durability, our Type 8200 Back Plates are designed specifically for mounting chucks onto Camlock Spindle Noses. These D1-type back plates provide a rigid, high-accuracy interface between your machine spindle and work-holding equipment. Whether you are upgrading your current setup or outfitting a new lathe, these back plates ensure minimal runout and maximum stability for heavy-duty machining.

Key Features

  • D1 Spindle Compatibility: Designed to fit standard D1-4, D1-5, D1-6, D1-8, and D1-11 camlock spindle noses.
  • High-Grade Construction: Manufactured from premium materials to withstand high rotational speeds and clamping forces.
  • Precision Machined: Features a pre-machined short taper and through-hole to reduce setup time and ensure perfect alignment.
  • Versatile Sizing: Available in diameters ranging from 160mm (6 ¼”) to 400mm (15 ¾”) to accommodate a wide variety of chuck sizes.
GY 8100 Model Numbers
Size (MM) Size (Inches) Short Taper Through Hole Order Code
160 6 1/4″ 4 42 16201604
160 6 1/4″ 5 42 16201605
200 8″ 4 50 16202004
200 8″ 5 50 16202005
200 8″ 6 50 16202006
200 8″ 8 50 16202008
250 10″ 4 55 16202504
250 10″ 5 65 16202505
250 10″ 6 65 16202506
250 10″ 8 65 16202508
315 12 1/2″ 6 85 16203156
315 12 1/2″ 8 85 16203158
315 12 1/2″ 11 85 162031511
400 15 3/4″ 8 110 16204008
400 15 3/4″ 11 110 162040011
Technical Specification
Spindle Nose D1-4 D1-5 D1-6
Size 160mm 200mm 250mm 160mm 200mm 250mm 200mm 250mm 315mm
A 160 200 250 160 200 250 200 250 315
B 117 117 117 146 146 146 181 181 181
C 15.90 15.9 15.9 19 19 19 22.2 22.2 22.2
D M10x1.0 M10x1.0 M10x1.0 M12x1.0 M12x1.0 M12x1.0 M16x1.5 M16x1.5 M16x1.5
E M6x12 M6x12 M6x12 M6x12 M6x12 M6x12 M8x12 M8x12 M8x12
F 63.513 63.513 63.513 82.563 82.563 82.563 106.375 106.375 106.375
G 82.6 82.6 82.6 133.4 133.4 133.4 133.4 133.4 133.4
H 13 13 13 15 15 15 16 16 16
K 42 50 55 42 50 65 50 65 85
M 28 30 30 32 32 32 33 33 38
N 5 5 5 8 8 8 12 12 12
No. of Studs 3 3 3 6 6 6 6 6 6
Technical Specification
Spindle Nose D1-8 D1-11
Size 200mm 250mm 315mm 400mm 315mm 400mm
A 225 250 315 400 315 400
B 225 225 225 225 298 298
C 25.4 25.4 25.4 25.4 30.2 30.2
D M20x1.5 M20x1.5 M20x1.5 M20x1.5 M22x1.5 M22x1.5
E M8x12 M8x12 M8x12 M8x12 M8x12 M8x12
F 139.719 139.719 139.719 139.719 196.869 196.869
G 171.4 171.4 171.4 171.4 235 235
H 18 18 18 18 20 20
K 50 65 85 110 85 110
M 33 33 38 38 38 40
N 12 12 12 12 12 12
No. of Studs 6 6 6 6 6 6