13 - Window Cutting Assembly MD33 MD36 SS45 SS46

The Department of the Navy Naval Supply Systems Command seeks four window cutting assembly variants (MD33, MD36, SS45, SS46) for AH-1Z Cobra helicopters, with proposals due June 30, 2026. The procurement is restricted to Pacific Scientific EMC California, foreclosing open competition.

These are critical safety items containing explosive components classified as Hazard Class 1.4, Compatibility Code S, with net explosive weights ranging from 0.004370 to 0.005580 pounds per unit. A Safety Survey is required due to the explosive nature. The base procurement calls for MD33 (11 units), MD36 (21 units), SS45 (36 units), and SS46 (6 units), with option quantities of 40 to 74 units per variant. Delivery is scheduled from March 28, 2029 through July 13, 2029.

Work is performed at Pacific Scientific EMC California. The procurement requires compliance with specification AS 4561, MIL-STD-1168 for lot numbering, ISO 9001:2015 quality standards, radiographic inspection documentation, configuration management per SAE EIA-649, and first article testing. Items must be marked with unique item identifiers per DFARS 252.211-7003 and maintain 85 percent minimum shelf life at delivery. Test samples will be selected from a production lot of 74 units plus 13 additional units per lot for testing. Major deliverables include lot acceptance test samples, radiographic reports, ammunition data cards, and production units. Technical oversight is provided by Naval Surface Warfare Center Indian Head Division with DCMA quality assurance representation. The NAICS code is 325920, Explosives Manufacturing; PSC code is 1377, Cartridge and Propellant Actuated Devices and Components. Pricing is firm fixed.