Rubber composition, class sc-415, a1, c1, e3, f1; pad, one; support, one; headrest, 3.750 in. Lg; 0.750 in. H; 3.313 in. W
An item fabricated from a cellular rubber pad, cemented to a rigid or semirigid backplate. It is usually shaped to fit the curvature of the forehead or a single brow of the observer. It is designed to be mounted on sighting devices, such as periscopes, telescope mounts, range finders, and thelike, to protect the observer from vibration and/or shock while sighting.
Classification: Military equipments not identified by kind
NSN 5930-01-195-3780
NSN 5905-00-189-9138
NSN 5925-01-645-4909
NSN 5945-00-222-3744
NSN 6645-01-400-1137
NSN 5835-01-143-9143
NSN 6685-00-498-4299
NSN 5985-01-427-9852
NSN 5835-01-416-6455
NSN 5905-00-614-9272
NSN 5855-00-471-6002
NSN 5925-00-599-6339