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 5950-01-230-9321
NSN 5960-00-464-3375
NSN 6135-01-093-7426
NSN 5855-01-111-3962
NSN 6110-01-109-8767
NSN 5905-00-826-8025
NSN 5920-01-514-0031
NSN 5905-00-633-8370
NSN 6645-00-371-1861
NSN 5945-00-078-6825
NSN 6645-01-562-7154
NSN 5990-01-392-2210