5310-01-507-8005 (1611-0416)
NSN 5310-01-507-8005 (NIIN 01-507-8005) is a seal washer in Federal Supply Class 5310, Nuts And Washers — a washer of various shapes having a centrally located hole. Manufacturer part number 1611-0416 (Hamilton Sundstrand Corporation, CAGE 99167); also referenced as NAS1523-4E (Hamilton Sundstrand Corporation).
NIIN assigned May 2003; DEMIL A (none required); ESD/EMI-sensitive; unit of issue EA (each), $7.35 gov standard price.