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 5985-01-572-6798
NSN 2925-01-281-4212
NSN 6145-01-025-3911
NSN 6135-00-267-9432
NSN 6610-01-274-2479
NSN 5905-00-757-2463
NSN 5985-01-465-3669
NSN 6135-01-370-2599
NSN 5910-01-627-5947
NSN 6610-01-116-2527
NSN 6645-01-463-4314
NSN 5915-01-418-5813