| Manufacturer part number (MPN) | 501/423-OM20BR |
| EAN / GTIN | 7070923001593 |
| Sales unit | pcs |
| Product type | Ex d / Ex e cable gland |
| Series | Hawke 501/423 |
| Gland size | O |
| Entry thread | M20 |
| Material | Brass |
| Seal arrangement | Double seal |
| Hazardous area application | Hazardous Areas Zone 1, Zone 21, Zone 2, Zone 22 |
| Ingress protection | IP66, IP67 and IP68 (30 metres for 7 days, special instructions apply) to IEC/EN 60529; NEMA 4X; Deluge Protection to DTS01 |
| Operating temperature | -60°C to +100 °C |
| Standards | IEC/EN 62444 (Anchorage Type B); IEC/EN 60079-0, 1, 7, 15, 31; CSA 60079-0, 1, 7, 31; UL 60079-0, 7, 31; UL514B; UL1203; UL2225 |
| Product family | Cable Glands for Group II Hazardous Areas |
| Ex marking | Ex II 2GD Ex db eb IIC Gb; Ex nR IIC Gc; Ex tb IIIC Db; Class I, Zone I, AEx eb IIC Gb; Zone 21, AEx tb IIIC Db; Class I, Div.2 Groups ABCD; Class II Div.2, Groups EFG; Class III |
| Impact rating | IK10 to IEC 62262 |
| ATEX certificate | CML 19ATEX1167X / CML 19ATEX4507X (Ex nR) |
| CCC certificate | 2020312313000315 |
| cCSAus certificate | 1015065 |
| DNV certificate | TAE0000BS |
| EAC certificate | KZ 7100841.01.01.03125 |
| EQM certificate | 20-11-27224/Q20-11-000979/NB0007 |
| IECEx certificate | CML 19.0045X / CML 21.0012X (Ex nR) |
| Inmetro certificate | IEx 14.0272X |
| PESO certificate | P450038 |
| SONCAP certificate | LCOGB049552-0500 |
| UKEx certificate | CML 21UKEX1161X / CML 21UKEX4133X (Ex nR) |
| Thread type | Metric |
| Nominal thread size metric/PG | 20 |
| Pitch thread | 1.5 mm |
| Thread length | 15 mm |
| Wrench width | 24 mm |
| Hexagon angular dimension | 26.5 mm |
| Material quality | Brass |
| Surface protection | Untreated |
| Halogen free | Yes |
| Glass-fibre reinforced | No |
| Shock resistant | Yes |
| Bend radius protection/trumpet flare | Yes |
| With locknut | No |
| Snapping in opening | Yes |
| Flat cable coupling | No |
| With strain relief | No |
| Type of sealing | Sealing ring |
| Separable screw gland | No |
| Explosion-tested version | Yes |
| For Ex-zone gas | 1, 2 |
| For Ex-zone dust | 21, 22 |
| For armoured cable | Yes |
| Country of origin | United Kingdom |
