A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 4140-01-327-3241
NSN 5999-01-038-2701
NSN 5910-01-514-7309
NSN 5985-01-468-5674
NSN 5910-01-401-5279
NSN 6145-00-918-9494
NSN 5965-01-415-3865
NSN 6130-00-661-0197
NSN 6135-00-702-2772
NSN 5855-01-234-5346
NSN 6110-01-526-6129
NSN 4140-00-277-6285