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Heyco® Hole Plugs Selection Guide »

Heyco® Liquid Tight Hole Plugs

  • Features
  • Part Numbers and Specifications

Standard 85 Durometer Plugs

  • Oil tight, rain tight, submersible.
  • UL certified for outdoor applications.
  • V0 Flammability rating.
  • Install with fingertip pressure (no tool required).
  • Multiple nominal sizes fit .500" (12,7 mm) to 1.00" (25,4 mm) true size mounting holes.
  • Three trade sizes fit 1/2" to 1" knock-out holes.
  • Lock firmly in boxes from .030" (0,8 mm) to .125" (3,2 mm) thick.
  • True sizes are UL recognized under Underwriters' Laboratories File E51579 and CSA certified by the Canadian Standards Association File 8919.
  • Trade sizes are UL listed under Underwriters' Laboratories File E51579 and CSA certified by the Canadian Standards Association File 081067C.

QuickSpecs

Material     Santoprene-Hardness 85 Shore A
Certifications Trade Sizes
(1/2, 3/4, 1)
ul Listed under Underwriters' Laboratories File E51579
csa Certified by the Canadian Standards Association File 081067C
True Sizes
(all others)
ru Recognized under Underwriters' Laboratories File E51579
csa Certified by the Canadian Standards Association File 8919
Flammability Rating     94V-0
Temperature Rating     -81°F (-60°C) to 275°F (135°C)
MOUNTING HOLE
DIAMETER
PART NO. DESCRIPTION UL
or
RU
PART DIMENSIONS CAD
Black A
Head
Diameter
B
Overall
Height
C
Head
Thickness
in. mm. in. mm. in. mm. in. mm.

Maximum Panel Thickness .125" (3,2 mm)

.500 12,7 3830 KOS LT 500 RU .91 23,1 .45 11,4 .29 7,4 CAD
.625 15,9 3834 KOS LT 625 RU 1.03 26,2 .47 11,9 .31 7,9 CAD
.750 19,1 3831 KOS LT 750 RU 1.15 29,2 .51 13,0 .35 8,9 CAD
.875 22,2 3833 KOS LT 1/2 UL 1.23 32,5 .50 13,5 .36 9,1 CAD
1.000 25,4 3832 KOS LT 1000 RU 1.41 35,8 .56 14,2 .40 10,2 CAD
1.093 27,8 3835 KOS LT 3/4 UL 1.53 38,6 .55 14,0 CAD
1.375 34,9 3837 KOS LT 1 UL 1.80 45,2 .56 14,3 .42 10,7 CAD

Available in black only.

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