2040-01-564-9209 (ORC-13-100)
NSN 2040-01-564-9209 (NIIN 01-564-9209) is a hatch cover in Federal Supply Class 2040, Marine Hardware And Hull Items — a cover that encloses an opening in the deck or hull of a water craft. Manufacturer part number ORC-13-100 (Holyhead Marine Services Ltd, CAGE KC050); also referenced as 8370 ALW-10 (Betts Industries, Inc.).
Key specs: 3.4 bar pressure; full characteristics table below. NIIN assigned July 2008; DEMIL A (none required); ESD/EMI-sensitive.