Hex Stop Plug (Flame-Proof)
Hex Stop Plug (Flame-Proof)
Category: Cable Gland Accessories
Our Ex d certified Hex Stop Plugs provide a flameproof method for safely sealing unused entry threads in hazardous area electrical enclosures. Machined from high-grade brass with external hexagonal heads, they allow fast spanner installation and achieve reliable IP66/IP68 environmental ingress protection.
- Ex d flameproof rated plug for closing spare enclosure entry holes
- External hexagonal head design enables quick tightening with standard spanners
- Machined from premium brass with optional nickel plating for harsh environments
- Achieves high IP ratings when fitted with appropriate entry thread sealing washers
Technical Specifications
| Parameter | Specification |
|---|---|
| Size | 20 mm to 100 mm |
| Body | BS 2874, CuZn21, Pb3, SS304 as stated |
| Seal | Neoprene or silicone |
| Operating temperature | Neoprene −20°C to +120°C; Silicone −60°C to +250°C |
| Threads | Metric, NPT, BSP & PG |
| Standards | IEC 60079-1:2014 (with other standards shown on source page) |
| Ingress protection | IP68 |
| Certificate | CMF 25 INEx 0065 |
| Material finish | Natural finish or nickel finish |
| Applications | Indoor & outdoor |
Size / Selection Table
| Size | Metric | Length | Total Length |
|---|---|---|---|
| 20 | M20x1.5 | 15 | 22 |
| 25 | M25x1.5 | 15 | 22 |
| 32 | M32x1.5 | 15 | 22 |
| 40 | M40x1.5 | 15 | 22 |
| 50 | M50x1.5 | 15 | 25 |
| 63 | M63x1.75 | 15 | 25 |
| 75 | M75x1.75 | 15 | 25 |
| 90 | M90x1.75 | 20 | 30 |
| 100 | M100x2.0 | 20 | 30 |
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