A comparatively flat rigid item, having a centrally located aperture, designed to hold a window in position in mechanical or optical instruments. It must have drilled and/or tapped holes for mounting purposes.
Classification: Other base metal mountings, fittings etc, nesoi
NSN 6105-00-932-5309
NSN 6685-01-139-7388
NSN 5935-00-436-1376
NSN 5855-01-312-5160
NSN 6145-00-682-3484
NSN 6105-01-250-3943
NSN 6150-01-519-1238
NSN 5925-01-183-1203
NSN 5895-01-381-6574
NSN 6105-01-418-1877
NSN 6650-00-266-6808
NSN 5985-00-678-3648