0.140 in. spacing between each rib; 7 ribs width; 1583 millimeters
NSN 5915-01-034-7006
NSN 5895-01-559-1571
NSN 6145-01-469-6661
NSN 6130-00-289-7050
NSN 5915-01-337-0428
NSN 5960-01-185-4216
NSN 6220-01-318-0969
NSN 5895-01-089-8171
NSN 5945-00-735-4532
NSN 6150-00-137-7008
NSN 5935-01-313-3919
NSN 6105-01-310-5459