Bushings and Plugs: Insulation Plug and Insulation Bushings
Heyco Snub Bushings
Recognized under the Component Program of Underwriters' Laboratories File #E-15331.
Certified by the Canadian Standards Association File #LR-8919
Provides insulation plus light strain relief.
Suitable for 1/8" (3,2mm) to 1/4" (6,4mm) diameter cable, tubing or hose.
The ID opens to accept the cable then closes firmly when installed into the mounting hole.
Molded of type 6/6 nylon. ASTM D-4066; flammability classification 94V-2; temperature index 125°C. Maximum temperature on the part shall not exceed 105°C.
Approximate Cable Diameter Accomodated
Mounting Hole Diameter
Part No.
UL/CSA Description
B Head Diameter
in. mm.
in. mm.
in. mm.
1/8 3,2
.375 9,5
2034
K 375-125
15/32 11,9
3/16 4,8
.437 11,1
2047
K 437-187
15/32 11,9
1/4 6,3
.500 12,7
2057
K 500-250
9/16 14,3
Standard Color: Black.
Heyco Open/Closed Bushings
Recognized under the Component Program of Underwriters' Laboratories File #E-15331.
Certified by the Canadian Standards Association File #LR-8919
Split design allows side entry and encirclement of pre-assembled harnesses, capillary tubes or other assemblies that have segments larger than the bushing's ID.
May also be assembled into holes that already contain cable or tubing.
Fingertip pressure snap-locks the bushing into its mounting hole.
Molded of type 6/6 nylon. ASTM D-4066; flammability classification 94V-2; temperature index 125°C. Maximum temperature on the part shall not exceed 105°C.