Description
EXLK218 - Appleton - 3/4" x 18" Flexible Coupling Explosion-Proof Fitting
The UNILETS Flexible Coupling (3/4 inch trade size) features an 18-inch flex length and a 12-inch bending radius, designed for use with rigid and IMC conduit systems. Constructed with a tough bronze outer braid and a brass inner core with an insulating liner, it ensures durability and electrical insulation. The coupling includes one male nipple and one union end, offering a secure, flexible connection ideal for areas with vibration, movement, or tight conduit layouts.
GENERAL SPECIFICATIONS
- NEC/CEC Certifications and Compliances
- 1/2 and 3/4 Sizes: Class I, Groups A, B, C, D; Class II, Groups E, F, G; Class III
- NEC/CEC Certifications and Compliances
- 1 Size: Class I, Groups C, D; Class II, Groups E, F, G; Class III
- NEC/CEC Certifications and Compliances
- 1-1/4 thru 4 Sizes: Class I, Group D; Class II, Groups E, F, G; Class III
- ATEX Certifications and Compliances
- Stainless steel 1/2 thru; 2 Sizes: Ex II2 GD; Ex d IIC Gb; Ex t IIIC Db; IP66
- Standard Materials
- 1/2 thru 2: outer bronze braid, inner brass core with insulating liner, brass end fittings. 2-1/2 thru 4: outer stainless steel braid, inner stainless steel core with insulating liner, stainless steel end fittings
- Standard Finishes
- Natural finish
- Options
- 1/2 through 2 available in stainless steel (suffix -SS). 1/2 through 1 EXLK stainless steel union (suffix -SU). 1/2 through 1 stainless steel nipple (suffix -NS). Custom lengths available (contact your local sales representative)

