Deck General · Wire Rope
When a wire rope is described as '6 x 19', the two numbers refer to:
- ADiameter in mm and breaking strength in tons
- BLength of lay and core type
- CNumber of strands and number of wires per strand✓ Correct
- DNumber of cores and wire gauge
Explanation
The first number is the number of strands (6) and the second is the number of wires in each strand (19). The 6x19 class balances flexibility and abrasion resistance for running rigging.
Authority: Knight's Modern Seamanship; Wire Rope Users Manual
Practice the full Deck General bank
Free spaced-repetition quizzing across 2550 USCG exam questions — it schedules your reviews so the ones you miss come back until they stick.
Related Deck General questions
- Wire Rope
A wire rope should generally be removed from service when, in one lay length, the number of randomly distributed broken wires reaches about:
- Stability Definitions
Displacement is best defined as:
- Stability Definitions
Deadweight tonnage (DWT) is defined as:
- Stability Definitions
Lightship displacement includes:
- Stability Definitions
Freeboard is measured from the:
- Stability Definitions
Reserve buoyancy is best described as: