A length of pipe with full circle, elongated, arch or arches of circular arc cross-sectional shape. it may include preformed nestable half shell sections.
NSN 5950-00-470-4823
NSN 5855-01-510-2898
NSN 5935-00-237-3964
NSN 5895-01-500-2304
NSN 4140-00-484-4040
NSN 5930-01-618-1188
NSN 6110-01-091-9703
NSN 6150-01-308-1932
NSN 6220-01-316-9863
NSN 5905-00-254-2921
NSN 5855-01-425-1330
NSN 6105-01-600-9620