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 5975-01-230-9178
NSN 5920-00-510-7656
NSN 5910-01-201-9393
NSN 6685-01-561-6633
NSN 6320-00-994-0179
NSN 5998-01-073-0654
NSN 7035-01-440-8877
NSN 5855-00-532-0025
NSN 5990-01-078-1294
NSN 5910-00-825-0969
NSN 5925-00-559-1109
NSN 5996-00-525-1777