Dome Cap Cable Gland, black, Polyamide, PG21, cable range .51 - .71
Choose Favorites List

Dome Cap Cable Gland, black, Polyamide, PG21, cable range .51 - .71

0.0 out of 5
0 reviews | Write a Review
Item #: RD21AA-BK


In the Tuff-Seal family of Cord Connectors & Wire Mesh Grips customization means you can mix and match from our extensive selection of special materials, wire mesh, components, threading, custom packaging, kitting and private labeling to develop the wire management Cord Connectors & Wire Mesh Grips that meets your specific needs. 

Special Materials

  • Aluminum - excellent durability and performance for most industrial applications
  • Nylon - lightweight and corrosion resistant
  • Steel - preferred in rugged industrial environments
  • Valox® - suitable for FDA-mandated washdown locations
  • Stainless Steel - the highest levels of durability in severely corrosive environments
  • Nickel-Plated Aluminum - protection against corrosion, friction & contamination with the appearance of polished stainless steel


Special Wire Mesh

  • Materials including, stainless steel and galvanized steel strands


Special Components/Options

  • Multiple hole bushings in a variety of hole combinations
  • Slit bushings
  • Various bushing materials including neoprene, silicone, Viton™, and buna-N
  • Locknuts
  • Embedded O-Rings
  • Application-specific requests

Special Threading

  • NPT
  • Pg
  • ISO (metric)
  • NPS
  • Applicaton-specific requests

Custom Packaging, Kitting and Private Labeling

Dome Cap Cable Glands provide easy handling, quick installation, impact & abrasion resistance even at very low temperatures.  These connectors are designed to withstand the rigors of continuous flexing & bending with ease and can be used with a wide range of cables both indoors & outdoors.


UL & CSA Approved and exceeding NEMA 6 specifications, Dome Cap Cable Glands are also IP 68 rated making them suitable for use underwater to 130 feet.


The family of Dome Cap Cable Glands includes:

  • Standard nylon connectors in a wide range of sizes with either NPT or Pg threads.
  • A Spiral-Flex extended version for a greater level of strain relief, preventing sharp bends or kinks, and for additional damage protection from moving machinery or machine parts.
  • A variety of nickel-plated brass connectors in NPT, ISO/Metric, and Pg threads that are ideal for use in a wide variety of applications including corrosive and industrial environments.
  • 90 degree Snap Elbow non-metallic cable gland with NPT threads
  • EN 50262-compliant EMC cable glands equipped with 6 internal ‘fingers’ that clamp onto the cable shielding to provide 360° electromagnetic interference.  Available with ISO/Metric or NPT threads.  
  • Ventilation Plugs that reduce the adverse effects of humidity in the environment by preventing pressure increase inside the enclosure & limiting temperature increase through air circulation.  Vent plugs are permeable to gases and vapors but impermeable to liquids and dust.
  • Accessories including O-Rings, Locknuts, and Blind Stop Plugs.
A Dimension (in) 1.14
B Dimension (in) 0.43
Body Material Polyamide
Box Quantity 25
Bushing Holes 1
Bushing Material Neoprene
C Dimension (in) 1.3
Cable Range .51 - .71
Category Cord Grips & Cable Connectors|Dome Cap Cable Glands|Non-Metallic with PG Threads,Cord Grips & Cable Connectors|Lighting Connectors,Cord Grips & Cable Connectors|All Cable Connectors & Cord Grips
Clearance Hole (in) 1.213
Connector Material Polyamide
Cord Grip Type Straight
Country of Origin Turkey
CSA Specification 115116
Inside Body Diameter / Body Bore 0.877
IP Rating IP68
Max Cable Range over Jacket (in) 0.71
Maximum Knock Out Size (in) 1.213
Maximum Operating Temperature (C) 80
Maximum Operating Temperature (F) 176
Min Cable Range over Jacket (in) 0.51
Minimum Operating Temperature (C) -20
Minimum Operating Temperature (F) -4
NEMA Rating 6
Select Color Black
Standard Package Quantity 25
Tab Info Cord/Cable Dia.,Temps,Flammability,IP Ratings,Thread Specs,Approvals,Certifications,Knockout,Ratings/Mtls
Thread Size PG21
Thread Type PG
UL Specification E199260
UNSPC 39121431
UPC 785411507606
Water Pressure (PSI) 70
There are no reviews for this product yet. Be the first!

Write a Review

Required An asterisk is used to visually indicate that a field is required.
Would you recommend this product? Required Field