Imperial Spur Gears in Steel 4 & 6DP, 20° P.A

Imperial Spur Gears in Steel 4 & 6DP, 20° P.A

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  • Intermediate sizes and special gears
    to drawing up to 39″ diameter
  • Standard tolerances, unless
    otherwise stated ±0.010 ins
  • Standard: BS 436 Pt1, fig 1. Grade 8 / 9
  • All dimensions in inches
  • Steel EN8, (080M40/080M46) or equivalent
4 DP
Code No. of Teeth Pitch Ø dp Outside Ø de Hub/Boss Ø dm Bore Ø H8 O/A Width A Face Width B
SSDP4/12B 12 3 3.5 2.25 1 2.5 1.5
SSDP4/14B 14 3.5 4 2.75 1 2.5 1.5
SSDP4/15B 15 3.75 4.25 3 1 2.5 1.5
SSDP4/16B 16 4 4.5 3.25 1.25 2.5 1.5
SSDP4/18B 18 4.5 5 3.75 1.25 2.5 1.5
SSDP4/20B 20 5 5.5 4 1.25 2.5 1.5
SSDP4/24B 24 6 6.5 4 1.25 2.5 1.5
SSDP4/28B 28 7 7.5 4.25 1.25 2.5 1.5
SSDP4/32B 32 8 8.5 4.25 1.25 2.75 1.5
SSDP4/36B 36 9 9.5 4.25 1.25 2.75 1.5
6 DP
Code No. of Teeth Pitch Ø dp Outside Ø de Hub/Boss Ø dm Bore Ø H8 O/A Width A Face Width B
SSDP6/12B 12 2 2.333 1.5 1 2.5 1.5
SSDP6/14B 14 2.333 2.666 1.75 1 2.5 1.5
SSDP6/15B 15 2.5 2.833 2 1 2.5 1.5
SSDP6/16B 16 2.667 3 2 1 2.5 1.5
SSDP6/18B 18 3 3.333 2 1 2.5 1.5
SSDP6/20B 20 3.333 3.666 2 1 2.5 1.5
SSDP6/21B 21 3.5 3.833 2 1 2.5 1.5
SSDP6/24B 24 4 4.333 3 1.25 2.5 1.5
SSDP6/27B 27 4.5 4.833 3 1.25 3 1.5
SSDP6/28B 28 4.667 5 3 1.25 3 1.5
SSDP6/30B 30 5 5.333 3 1.25 3 1.5
SSDP6/32B 32 5.333 5.666 3 1.25 3 1.5
SSDP6/36B 36 6 6.333 3 1.25 3 1.5

Please note: All dimensions subject to change. If a dimension is critical to your application please contact our Sales Department for confirmation.For special or reworked gears please contact our Manufacturing Department for a quotation.