Hawke 501/421 Universal Barrier gland, the original Ex d barrier gland. Compound-sealed around individual conductors for flameproof integrity.
| Type | 501/421/UNIV/M20 Ex d Barrier |
| Thread | M20 x 1.5 |
| Cable Range | 8-14 mm OD |
| Material | Brass, nickel-plated |
| Gas Group | IIC |
| Temp Class | T6 |
| IP Rating | IP66/IP68 |
| Compound | Supplied in sachet |
| Material | Brass, nickel-plated |
| Temperature range | -60°C to +80°C |
| IP rating | IP66/IP68 |
| Primary standard | IEC/EN 60079-1 |
| MOQ | 1 |
Use in Ex d enclosures. Requires compound fill at installation.