Od is 0.375 in
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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5925-01-378-7517
NSN 5905-01-211-6643
NSN 5945-01-071-5033
NSN 6145-01-441-2630
NSN 6645-00-551-8291
NSN 5925-01-101-6068
NSN 5985-01-023-9280
NSN 6105-01-257-5620
NSN 5990-01-246-7417
NSN 5925-01-648-4498
NSN 5895-00-862-5564
NSN 6645-01-265-2746