FF-T-276C, FEDERAL SPECIFICATION: THIMBLES, ROPE (05-APR-1967)
FF-T-276C, FEDERAL SPECIFICATION: THIMBLES, ROPE (05-APR-1967)., This specification covers mechanical thimbles, rope for mechanical ropes used in rigging, hoisting, towing, stowage, excavating, logging and stump removing equipment, and marine applications.