A resilient rubber item, designed to be attached to the viewing aperture of an optical instrument, to maintain proper eye distance and to protect the eye(s) of the observer from stray light, wind, and/or injury due to shock of gun fire or similar disturbances. Excludes visor, periscope.
Classification: Military equipments not identified by kind
NSN 4140-01-475-1352
NSN 6320-00-643-0958
NSN 6620-00-155-2608
NSN 6105-01-445-0560
NSN 5920-00-109-2062
NSN 5945-00-829-8980
NSN 7035-00-511-0076
NSN 5945-00-276-9274
NSN 6220-01-388-2624
NSN 4140-01-389-3911
NSN 5925-00-097-7490
NSN 5905-01-088-0258