[. . . ] Accessories Mining Flameproof Exd & Increased Safety Exe Dual Certified ATEX / IECEx Stopping Plug: M475 & M477 101 Type: M477 'L' Thread Detail Markings On This Face 'A' 'X' Type: M475 Cert Detail Markings On This Face 'A' 'W' Thread Detail Markings On This Face 'X' Cert Detail Markings On This Face Application 'W' 'L' SELECTION TABLE Thread Size Hex. [. . . ] M477 is fitted from the inside of the enclosure. Technical Data Flameproof Exd & Increased Safety Exe I M2. Construction and Test Standards: IEC/EN 60079-0, IEC/E60079-1 and IEC/EN 60079-7. Alternative certification options available: GOST R-Exe IIU Ordering Information Format for ordering is as follows: Stopping Plug Type M475 Size M32 'T' 'N' 'S' 'P' 'R' 'K' 'M' Blanking Flange Type: 470 Application Mining. See technical section for installation rules and regulations 'L' 'U' 'N' SELECTION TABLE Size Flange Dimensions Ref. K L M N P R S T O 44. 4 12. 7 19. 05 26. 1 6. 7 11. 1 7. 0 30 A 44. 4 12. 7 19. 05 26. 1 6. 7 11. 1 7. 0 30 B 57. 1 12. 7 25. 40 26. 1 6. 7 11. 1 7. 0 36 C 69. 8 14. 3 31. 75 27. 7 9. 1 15. 1 8. 7 46 C2 82. 5 14. 3 38. 10 27. 7 9. 1 15. 1 8. 7 55 D 95. 2 17. 5 58. 80 29. 3 11. 1 18. 1 10. 5 65 E 114. 3 17. 5 63. 50 29. 3 11. 1 18. 1 10. 5 80 F 127. 0 17. 5 76. 20 32. 5 11. 1 20. 5 13. 5 95 SELECTION TABLE Equipment Entry Hole Size Size Ref. Max Min O/A 19. 35 19. 10 B 25. 70 25. 45 C 32. 05 31. 80 C2 38. 40 38. 15 D 51. 10 50. 85 E 63. 80 63. 55 F 76. 50 76. 25 All dimensions in millimetres. Features U 70. 0 70. 0 82. 5 98. 4 111. 1 130. 2 149. 3 162. 0 To close unused cable gland entries and maintain the flameproof integrity of the equipment. [. . . ] Alternative certification options available: GOST R-Exe IIU Ordering Information Format for ordering is as follows: Blanking Flange Type 470 Size C Connection Solutions HPG01 www. ehawke. com [. . . ]