Subject 514B

Bulletin Dated: May 25, 2018

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Conduit, Tubing and Cable Fittings, UL 514B, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Addition Of Requirements Specific To 'Heavy-duty' Liquid-Tight Flexible Metal Fittings

2. For Preliminary Review Only: Clarification of the Tightening Torque for Compression-Type Fittings (6.2.1)

3. For Preliminary Review Only: Armored Cable (AC) Tolerances for Assembly Test (8.15.2.2)

4. For Preliminary Review Only: Clarification of the Tightening Torque for Compression-Type Fittings (8.17.2.1)

5. For Preliminary Review Only: Metal-Clad (MC) Cable, Type ACG90 Cable, and Type ACGWU90 Cable Tolerances for Assembly Test (8.22.2.4)

6. For Preliminary Review Only: Clarification of the Tightening Torque for Compression-Type Fittings (8.27.2.1)

7. For Preliminary Review Only: Flexible Cord Tolerances for Assembly Test (8.27.2.2)

8. For Preliminary Review Only: Clarification of the Tightening Torque for Compression-Type Fittings (8.28.2.2)

9. For Preliminary Review Only: Tray Cable Tolerances for Assembly Test (8.28.2.2 and 8.28.2.3)

10. For Preliminary Review Only: Tray Cable Tolerances for Assembly Test (8.28.2.5)

11. For Preliminary Review Only: Revision of Locknut Requirements

12. For Preliminary Review Only: Cross-Sectional Area of Conduit Bodies

13. For Preliminary Review Only: Editorial Correction

14. For Preliminary Review Only: Depth Specifications in Clause 5.7.3.7 and Table 8 and Table 9

15. For Preliminary Review Only: Addition of the Corrosion Resistance test in 8.31.4.2

16. For Preliminary Review Only: 8.4.2 Pulling Speed

17. For Preliminary Review Only: Bend and Pull Tests for Fittings Intended for Metal-Covered Cables

18. For Preliminary Review Only: Removing XRW Fittings for Clause 5.6.2.2