Cs1 series; for the ak r21 nds comms suite
No other part numbers with same form, fit, and function found.
NSN 5990-01-126-5824
NSN 6135-01-092-4734
NSN 5905-01-482-0149
NSN 6105-00-766-7969
NSN 5925-00-525-4037
NSN 6645-00-510-6643
NSN 5985-01-040-8133
NSN 5950-00-453-1946
NSN 5835-01-606-8768
NSN 5965-01-087-6217
NSN 5960-01-314-7046
NSN 4140-01-362-5992