Chinrest for the slit light ophthalmic, end item nsn 6540-01-520-7942, found in army unit assemblage n315, medical materiel set eye exam clinic: depmeds
NSN 6685-00-650-5491
NSN 5855-01-076-2741
NSN 5999-00-480-9753
NSN 5915-01-570-8305
NSN 5998-00-633-5169
NSN 6135-00-497-0491
NSN 5835-01-216-7289
NSN 6110-01-543-7050
NSN 6685-01-631-5034
NSN 5835-00-140-8646
NSN 6685-01-199-5911
NSN 6320-00-284-1524