Heyco® TPE Liquid Tight Hole Plugs, Standard and Low Durometer

Part number and specification

MOUNTING HOLE DIAMETER		PART NO.	DESCRIPTION	PART DIMENSIONS
MOUNTING HOLE DIAMETER		Black		A Head Diameter		B Overall Height		C Head Thickness
in.	mm.	Black		in.	mm.	in.	mm.	in.	mm.
.500	12,7	3830	KOS-LT 500	.91	23,1	.45	11,4	.29	7,4
.625	15,9	3834	KOS-LT 625	1.03	26,2	.47	11,9	.31	7,9
.750	19,1	3831	KOS-LT 750	1.15	29,2	.51	13,0	.35	8,9
.875	22,2	3833	KOS-LT 1/2	1.23	32,5	.50	13,5	.36	9,1
1.000	25,4	3832	KOS-LT 1000	1.41	35,8	.56	14,2	.40	10,2
1.093	27,8	3835	KOS-LT 3/4	1.53	38,6	.55	14,0	.40	10,2
1.375	34,9	3837	KOS-LT 1	1.78	45,2	.57	14,5	.42	10,7

Available in black only.

MOUNTING HOLE DIAMETER*		PART NO.		DESCRIPTION	PART DIMENSIONS
MOUNTING HOLE DIAMETER*		Black	Gray		A Head Diameter		B Overall Height		C Head Thickness
in.	mm.	Black	Gray		in.	mm.	in.	mm.	in.	mm.
.875	22,2	3833FN	3833FP	KOS-LT 1/2 LD	1.23	32,5	.53	13,5	.36	9,1
1.093	27,8	3835FN	3835FP	KOS-LT 3/4 LD	1.53	38,6	.55	14,0	.40	10,2
1.375	34,9	3837FN	3837FP	KOS-LT 1 LD	1.80	45,2	.56	14,3	.42	10,7

Standard colors black and gray. *Consult Heyco for other Liquid Tight Hole Plug sizes in Low Durometer material.

Features

Oil tight, rain tight, submersible.
UL certified for outdoor applications.
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 .03″ (0,8 mm) to .13″ (3,2 mm) thick.
True sizes are UL recognized under Underwriters’ Laboratories File E51579 and CSA certified by Canadian Standard Association File 008919C.
Trade sizes are UL listed under Underwriters’ Laboratories File E51579 and CSA certified by Canadian Standard Association File 081067C. Now certified for NEMA 4 and 4X applications.

Material	85 Durometer	Santoprene-Hardness 85 Shore A
Material	75 Durometer	Santoprene-Hardness 75 Shore A
Certifications	Trade Sizes	Listed under Underwriters’ Laboratories File E51579
	(1/2, 3/4, 1)	Certified by Canadian Standard Association File 081067C
	True Sizes	Recognized under Underwriters’ Laboratories File E51579
	(all others)	Certified by Canadian Standard Association File 0089118C
Flammability Rating		94V-0
Temperature Range		-81°F (-60°C) to 275°F (135°C)