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747 | Recessed Stopper Plug Available in brass, nickel plated brass, aluminium, stainless steel & nylon

Recessed Stopper Plug, Globally Approved, Explosive Atmosphere Cable / Conduit Accessory

• Provides means of blanking unused cable entries
• Temporary or permanent
• Tamper-proof (Type B) version available
• General purpose / industrial version available
• Nylon Ex e only version available (-20°C to +60°C)
• -60°C to 200°C (metallic versions)
• Globally marked, IECEx, ATEX, cCSAus & UL

(EX e Nylon product not UL or cCSAus certified)

DescriptionAllen Key RecessMetallicNon-Metallic
Ex 'd'Ex 'e'IndustrialEx 'e'Industrial
747 Recessed Non-Tamper Proof Type 'A'YYYYYY
747 Recessed Tamper Proof Type 'B'YYYYYY
757 Hexagon HeadNYYYYY
757 Hexagon Head c/w 'O' ring sealNYYYYY
767 Dome HeadYYYYYY
767 Dome Head c/w 'O' ring sealYYYYYY

e.g. 747 – D – A – M – 3 – 1
= Dual Certified Ex d & Ex e- Type A – M25 – Aluminium

For Tamper-Proof Type B Stopper Plugs please substitute the letter A with the letter B in the Ordering Reference list opposite.

Other Thread Variations are available on request.

For further information on ordering please contact a member of the CMP team.

Ex e Nylon product not UL or cCSAus certified.


Design SpecificationBS 6121:Part 1:1989, IEC 62444, EN 62444
Enclosure ProtectionIK10 to IEC 62262 (20 joules) Brass & Stainless Steel Only
ATEX CertificateSIRA13ATEX1265X
Code of Protection II 2G Ex d IIC Gb, Ex e IIC Gb, II 1D Ex ta IIIC Da
IM2 Ex d I Mb, Ex e I Mb
(II 2G Ex e IIC Gb, II 1D Ex ta IIIC Da only on Nylon version)
Compliance StandardsEN 60079-0,1,7, 31
IECEx CertificateIECEx SIR13.0094X, IECEx SIM 15.0002X
Code of ProtectionEx d I Mb, Ex e I Mb; Ex d IIC Gb,Ex e IIC Gb, Ex ta IIIC Da
Compliance StandardsIEC 60079-0,1, 7, 31
cCSAus Certificate1055233
Code of ProtectionClass I, Groups A, B, C and D; IP66, 67, 68, Enclosure Type 4X; Class II Groups E, F and G;
Class III
Ex de II, Class I, Zone 1, AEx de II;
Compliance StandardsC22.2 No. 0, 0.5, 30,94,CAN/CSA E60079-0, 1, 7, UL50 Edition 11, UL1203 Edition 4,
UL 60079-0, 1, 7
UL CertificateE214221 (Metallic versions only)
Code of ProtectionClass I, Groups A,B,C,D; Class II Groups E,F,G; Class III
Compliance StandardsUL 1203
EAC Certificate (Formerly GOST R, K & B)TC RU C-GB.AA87.B.00487
GOST R CertificatePOCC.GB.35.H00102
KCC Certificate14-GA4BO-0247X
CCOE / PESO (India) CertificateP333688
NEPSI CertificateGYJ18.1255X
INMETRO CertificateTÜV 12.1333X
RETIE Approval03866
Marine ApprovalsLRS: 01/00173, DNV: TAE00000Y, ABS: 17-LD1619350-PDA, BV: 43180/A1BV
Continuous Operating Temperature-60°C to +200°C (Metallic), -20°C to +60°C (Nylon)
Ingress Protection Rating **IP66
Available MaterialsBrass, Electroless Nickel Plated Brass, Aluminium, Stainless Steel, Nylon

** When CMP installation accessories are used. Refer to Maintaining a Seal for further information.

Product Selection Table

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Technical Illustration

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Ordering ReferenceThread SizeMinimum Thread LengthAllen Key Size A/F
747DAM1M16 X 1.50.59M8
747DAM2M20 X 1.50.59M10
747DAM3M25 X 1.50.59M10
747DAM4M32 X 1.50.59M10
747DAM5M40 X 1.50.59M10
747DAM6M50 X 1.50.59M10
747DAM7M63 X 1.50.59M14
747DAM8M75 X 1.50.59M14
747DAM9M90 X 2.00.94M14
747DAM10M100 x 2.00.94M14
Dimensions displayed in millimeters unless otherwise stated
Ordering ReferenceThread SizeMinimum Thread LengthAllen Key Size A/F
747DAM1M16 X 1.515.0M8
747DAM2M20 X 1.515.0M10
747DAM3M25 X 1.515.0M10
747DAM4M32 X 1.515.0M10
747DAM5M40 X 1.515.0M10
747DAM6M50 X 1.515.0M10
747DAM7M63 X 1.515.0M14
747DAM8M75 X 1.515.0M14
747DAM9M90 X 2.024.0M14
747DAM10M100 x 2.024.0M14
Dimensions displayed in millimeters unless otherwise stated