5. McIntyre Engineering DWM-48 Navy Standard Industrial Heat Exchanger

New old stock / unused

• Brand: McIntyre Engineering Co., Inc. (Brisbane, CA)
• Item Name: Navy Standard Cooling Coil (Air, Duct Type)
• Type: DWM
• Size: 48
• NSN: 4130-01-257-9078
• Part Number (CID P/N): 19-80-2614M1
• Serial Number (MFG'S): 8093-939 (Job: 8093, Coil: 939)
• Contract / P.O.: DLA400-91-M-8251
• Item Number: 0001
  
• Flange Dimensions: 4.25" Flange Diameter, 1.125" Opening
• See photos for unit dimensions
• New old stock: cosmetically weathered, but mechanically unused!

Applications include:

• Marine & Naval HVAC: Direct MIL-SPEC replacement for shipboard climate control, shipyard retrofits, and commercial cargo air handlers.
• Heavy Industrial Cooling: High-capacity heat exchanger for foundries, manufacturing plants, and heavy factory floor ventilation.
• Commercial AHU Integration: Handles high-velocity chilled water or high-pressure steam for large-scale commercial ductwork.
• Offshore Rig Ventilation: Rugged, flanged steel construction withstands high-vibration, corrosive maritime environments.
• Data Center Climate Control: Delivers the massive thermal load management and high CFM airflow required for server farms.
• Military Supply Retrofits: Exact-match NSN 4130-01-257-9078 replacement for defense contractors and government logistics.
• Commercial Chilled Water Loops: Oversized hydronic cooling coil for heavy-duty boiler systems needing 4.25-inch flanged connections.

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