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 6620-01-378-5579
NSN 5935-00-111-2417
NSN 5935-01-470-2787
NSN 6130-01-505-9991
NSN 6240-01-218-5187
NSN 6610-00-806-9392
NSN 5990-01-432-4249
NSN 6105-01-279-6206
NSN 6240-01-224-6941
NSN 2925-01-166-4589
NSN 5985-00-436-1052
NSN 5996-01-232-0067