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Heyco® Double D Hole Plugs

  • Features
  • Part Numbers and Specifications

For Mounting Holes with Flats

Multiple Locking Steps for Panel Thickness up to .125" (3,2 mm)

  • Close unwanted Strain Relief mounting holes or other double faced or Double D holes punched or molded with two opposing flats.
  • Convex, matte finish head tapers to a thin edge.
  • Quick and easy installation.
  • Lock firmly in panels up to .125" (3,2 mm) thick.
  • Locking fingers in fractional increments up to the maximum panel thickness.
  • Approximate Head Thickness: .062" (1,6 mm). Thickness may vary.

QuickSpecs

Material   Nylon 6/6
Certifications ru Recognized under the Component Program of Underwriters' Laboratories File E51579
csa Certified by the Canadian Standards Association File 8919
Flammability Rating   94V-2
Temperature Rating   -40°F (-40°C) to 221°F (105°C)
PANEL DIMENSIONS PART NO. DESCRIPTION PART DIMENSIONS CAD
C
Mounting Hole
Diameter
D
To Prevent
Rotation
Black White A
Head
Diameter
B
Overall
Height
in. mm. in. mm. in. mm. in. mm.
.375 9,5 .345 8,8 2617 2618 DP 375* .468 11,9 .406 10,3 CAD
.437 11,1 .390 9,9 2488 2489 DD 437-390 .531 13,5 CAD
.500 12,7 .445 11,3 2491 2492 DD 500-445 .554 14,7 CAD
.562 14,3 .530 13,5 2494 2495 DD 562-530 .656 16,7 CAD
.625 15,9 .550 14,0 2497 2498 DD 625-550 .728 18,5 CAD
.750 19,1 .625 15,9 2503 2504 DD 750-625 .921 23,4 CAD
.875 22,2 .770 19,5 new2509 2510 DD 875-770 1.016 25,8 .453 11,5 CAD
new2511 - DD 875-770-9** 1.016 25,8
1.109 28,2 1.000 25,4 new2717 2718 DD 1109-1000 1.218 30,9
2.000 50,8 1.875 47,6 2959 2963 DD 2000-1875 2.170 55,1 .478 12,1  

Standard colors black and white. Consult Heyco for other colors.
*On installation, DP 375 Locking Fingers must be aligned with Mounting Hole Flats.
**Smaller than standard Head Diameter, for clearance situations.

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