The "p" in the part number represents adjustable controls for windage and elevation adjustments on illuminator
NSN 6240-01-384-3887
NSN 6110-01-454-8182
NSN 6685-00-962-4135
NSN 5985-01-347-3371
NSN 5835-01-362-0305
NSN 2925-01-100-3694
NSN 4140-01-044-3366
NSN 5960-00-875-9823
NSN 5950-01-042-0589
NSN 5965-01-607-5753
NSN 5985-01-045-0378
NSN 5950-00-232-4933
Last Updated: 05/02/2025