Liner, helmet (zetaliner), size 13 inches, 5/8 inches thick, the zetaliner is to be used on the 55/p and sph-4 af helmets for fitting the helmets to the crewmember's head, providing comfort and preventing hot spots.
No other part numbers with same form, fit, and function found.
Classification: Military wearing apparel of all types and materials, including footwear and headwear
NSN 6130-01-197-7009
NSN 5895-00-368-9243
NSN 5975-00-081-2171
NSN 6240-01-234-1594
NSN 5998-01-211-6752
NSN 5985-01-557-4308
NSN 5905-01-654-4550
NSN 6620-00-431-3837
NSN 5965-01-328-7979
NSN 5835-00-092-1136
NSN 5945-01-225-0663
NSN 6610-00-794-9352