• Apex Dynamics Helical Teeth Racks Quality Q8H (Module 2-4)
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Apex Dynamics Helical Teeth Racks Quality Q8H (Module 2-4)

Apex Dynamics Helical Teeth Racks Quality Q8H (Module 2-4)

APEX Dynamics helical-teeth rack, quality Q8H for precision rack-and-pinion linear drives, supplied in standard lengths with module 2 to 4.

Key features

  • Helical teeth, DIN quality Q8H, q&t alloy steel
  • Geometric tolerances defined for straightness, parallelism and perpendicularity of all dimensions
  • Over-pin height, pressure angle, helix angle and pitch error held to the quality class
  • Single pitch error fp and total pitch error Fp listed for every length
  • Racks without screw holes available: change the 2nd-last code position from 1 to 0
  • Coating option in the last code position: 0 none, N nickel, P phosphate film, B blackening

Specifications

Teeth Right-hand helical 19°31'42"
Quality (DIN) Q8H
Material Q&T alloy steel
Tooth thickness tolerance -48 to 0 um
Module range 2-4
Teeth pitch Pt = module x pi / cos(19°31'42")
Manufacturing Material Quenched and Tempered
Typical application Welding machines, robots, automatic loading, low-load linear axes
Order code Module-Quality-Angle-Length x0.1-Material-Screw holes-Coating, e.g. 028HR050Q10
Source APEX Dynamics High Precision Rack and Pinion catalog, p. 24-24
028HR050Q10 Module: 2 | Length L1: 500 mm | Teeth: 75 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.057 mm
028HR100Q10 Module: 2 | Length L1: 1000 mm | Teeth: 150 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR125Q10 Module: 2 | Length L1: 1246.67 mm | Teeth: 187 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR150Q10 Module: 2 | Length L1: 1500 mm | Teeth: 225 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR175Q10 Module: 2 | Length L1: 1746.67 mm | Teeth: 262 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR200Q10 Module: 2 | Length L1: 2000 mm | Teeth: 300 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.074 mm
038HR050Q10 Module: 3 | Length L1: 500 mm | Teeth: 50 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.063 mm
038HR100Q10 Module: 3 | Length L1: 1000 mm | Teeth: 100 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR125Q10 Module: 3 | Length L1: 1250 mm | Teeth: 125 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR150Q10 Module: 3 | Length L1: 1500 mm | Teeth: 150 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR175Q10 Module: 3 | Length L1: 1750 mm | Teeth: 175 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR200Q10 Module: 3 | Length L1: 2000 mm | Teeth: 200 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.081 mm
048HR050Q10 Module: 4 | Length L1: 506.67 mm | Teeth: 38 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.068 mm
048HR100Q10 Module: 4 | Length L1: 1000 mm | Teeth: 75 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR125Q10 Module: 4 | Length L1: 1253.34 mm | Teeth: 94 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR150Q10 Module: 4 | Length L1: 1506.67 mm | Teeth: 113 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR175Q10 Module: 4 | Length L1: 1760 mm | Teeth: 132 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR200Q10 Module: 4 | Length L1: 2000 mm | Teeth: 150 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.088 mm
Racks & PinionsApex Dynamics
18 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Apex Dynamics Helical Teeth Racks Quality Q8H (Module 2-4)

Brand Apex Dynamics·Racks & Pinions

Available part numbers (18)

028HR050Q10, 028HR100Q10, 028HR125Q10, 028HR150Q10, 028HR175Q10, 028HR200Q10, 038HR050Q10, 038HR100Q10, 038HR125Q10, 038HR150Q10 + 8 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
028HR050Q10Module: 2 | Length L1: 500 mm | Teeth: 75 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.057 mm
028HR100Q10Module: 2 | Length L1: 1000 mm | Teeth: 150 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR125Q10Module: 2 | Length L1: 1246.67 mm | Teeth: 187 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR150Q10Module: 2 | Length L1: 1500 mm | Teeth: 225 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR175Q10Module: 2 | Length L1: 1746.67 mm | Teeth: 262 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.066 mm
028HR200Q10Module: 2 | Length L1: 2000 mm | Teeth: 300 | Section B x H: 25 x 24 mm | Screw holes: Standard | Total pitch error Fp: 0.074 mm
038HR050Q10Module: 3 | Length L1: 500 mm | Teeth: 50 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.063 mm
038HR100Q10Module: 3 | Length L1: 1000 mm | Teeth: 100 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR125Q10Module: 3 | Length L1: 1250 mm | Teeth: 125 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR150Q10Module: 3 | Length L1: 1500 mm | Teeth: 150 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR175Q10Module: 3 | Length L1: 1750 mm | Teeth: 175 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.072 mm
038HR200Q10Module: 3 | Length L1: 2000 mm | Teeth: 200 | Section B x H: 30 x 29 mm | Screw holes: Standard | Total pitch error Fp: 0.081 mm
048HR050Q10Module: 4 | Length L1: 506.67 mm | Teeth: 38 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.068 mm
048HR100Q10Module: 4 | Length L1: 1000 mm | Teeth: 75 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR125Q10Module: 4 | Length L1: 1253.34 mm | Teeth: 94 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR150Q10Module: 4 | Length L1: 1506.67 mm | Teeth: 113 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR175Q10Module: 4 | Length L1: 1760 mm | Teeth: 132 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.078 mm
048HR200Q10Module: 4 | Length L1: 2000 mm | Teeth: 150 | Section B x H: 40 x 39 mm | Screw holes: Standard | Total pitch error Fp: 0.088 mm

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