For s600/s550 regulator
NSN 6645-01-526-0379
NSN 6135-00-603-4859
NSN 6620-01-207-0667
NSN 6145-01-399-1158
NSN 5935-01-340-3520
NSN 5999-00-768-4238
NSN 5965-01-303-4470
NSN 6320-01-513-9166
NSN 6145-01-441-9541
NSN 5960-00-726-0580
NSN 5985-00-450-5350
NSN 5975-00-233-9872