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 5965-00-387-6880
NSN 6145-00-753-2264
NSN 5920-01-608-6321
NSN 6685-00-389-7935
NSN 6320-01-085-8845
NSN 5910-01-173-2812
NSN 6220-00-138-0589
NSN 5905-01-643-3022
NSN 5975-01-346-8339
NSN 6110-01-428-8915
NSN 5975-00-690-9061
NSN 6645-00-469-5963