An item used on the upper horizontal part of a step upon which the foot is placed. It may have a nosing, and is corrugated or otherwise specially constructed to resist skidding.
NSN 5910-00-018-6713
NSN 6220-01-428-8944
NSN 6685-00-699-6560
NSN 5910-01-344-2485
NSN 5996-00-357-2948
NSN 5985-01-656-2720
NSN 6645-01-097-9057
NSN 6135-00-062-5080
NSN 5925-01-371-2876
NSN 5895-01-206-4619
NSN 5998-00-679-4001
NSN 5920-01-386-9228