Heyco Strain Reliefs Strain Relief Mounting Hole Plugs
Double D Plug
Square Plug

Material: Nylon 6/6

Certifications:

File E51579

File E15331 (RP115-130)

File 8919 (except RP 115-130 )

Flammability Rating: 94V-2

Temperature Rating: -40°F to 221°F (-40°C to 105°C)

 
  • Close unused 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 with only fingertip pressure.
  • Locks firmly in panels up to .157" (4,0 mm) thick–refer to table below.
  • Locking finger steps are designed at fractional increments to accommodate a range of panel thicknesses.
  • Approximate head thickness: .062" (1,6 mm). Thickness may vary.
  • Use the rectangular plugs #1890 and #1892 to fill unneeded square Lockit™ Strain Relief mounting holes.
Heyco® Strain Relief Mounting Hole Plugs
Multiple Panel Thickness Design
Panel Dimensions Part Number Description Part Dimensions
Maximum
Thickness
C
Mounting
Hole Diameter
D
To Prevent
Rotation
Color A
Head
Diameter
B
Overall
Height
in. mm. in. mm. in. mm. Black White in. mm. in. mm.
For Double D Mounting Hole Strain Reliefs
.125 3,2   .437 11,1 .390   9,9 2488 2489 DD 437-390   .531 13,5 .406 10,3
  .500 12,7 .445 11,3 2491 2492 DD 500-445   .554 14,7
  .562 14,3 .530 13,5 2494 2495 DD 562-530   .656 16,7
  .625 15,9 .550 14,0 2497 2498 DD 625-550   .728 18,5
  .750 19,1 .625 15,9 2503 2504 DD 750-625   .921 23,4
  .875 22,2 .770 19,5 2509 2510 DD 875-770 1.016 25,8 .453 11,5
2511 DD 875-770-9 *   .938 23,8
1.109 28,2 1.000   25,4 2717 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
For Lockit ST-Series, Rectangular Mounting Hole Strain Reliefs
.099 2,5 .512 13,0 .453 11,5 1890 1891 RP 115-130 .58 x .58 14,7 x 14,7 .403 10,2
.157 4,0 .690 17,5 .690 17,5 1892 RP 175-175 .83 x .83 21,1 x 21,1 .470 11,9
* Smaller than standard Head Diameter, for clearance situations.
† Not CSA Certified