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 5960-01-418-2641
NSN 6105-00-476-9541
NSN 6685-00-279-3620
NSN 5960-00-071-7553
NSN 5965-01-079-7939
NSN 5920-01-415-2878
NSN 6320-01-085-8845
NSN 5920-00-221-8371
NSN 6135-01-525-4897
NSN 6645-01-445-2841
NSN 6685-00-236-4443
NSN 6150-01-271-7592