PartsTable TECHNICAL DATA SHEET
NSN 4420-01-385-6749Government record, cited

Cooler, Fluid, Industrial4420-01-385-6749

NSN 4420-01-385-6749 · NIIN 013856749 · Part number 5MH40-283
Carrier Corp · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 10855
Government record, cited
NSN 4420-01-385-6749 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-385-6749. Manufacturer of record part number: 5MH40-283.
Also searched as  4420-01-385-6749 · 4420013856749 · NIIN 013856749 · 01-385-6749 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 10855 · 5MH40-283
Nearby stock numbers  ·
Features
  • Cooler,fluid,industrial — FSC 4420
  • Heat Transfer Method: DIRECT
  • Style Designator: PLAIN U-TUBE
  • Diameter: 2.5250 INCHES NOMINAL IN
  • Material: STEEL HOUSING
  • 1 manufacturer part number on file
  • Manufacturer of record: Carrier Corp
Identification
  • NSN: 4420-01-385-6749
  • NIIN: 013856749
  • FSC: 4420 — Heat Exchangers and Steam Condensers
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: 5MH40-283
  • Manufacturer: Carrier Corp
General Description

The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-385-6749, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Carrier Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4420-01-385-6749
Primary Part Number5MH40-283
Item NameCooler,fluid,industrial
FSC / FSG4420 / 44 — Heat Exchangers and Steam Condensers
ManufacturerCarrier Corp
StatusACTIVE
Heat Transfer MethodDIRECT
Style DesignatorPLAIN U-TUBE
Diameter2.5250 INCHES NOMINAL IN
MaterialSTEEL HOUSING
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
5MH40-283 PRIMARY Carrier Corp (USA)
No interchangeability data on file.
Other items in FSC 4420 — Heat Exchangers and Steam Condensers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4420-00-003-2812
CORE ASSEMBLY,FLUID HEATER,INDUS
4420-00-004-1071
4420-00-004-1071 · Item name not on file
4420-00-004-1072
4420-00-004-1072 · Item name not on file
4420-00-004-1073
4420-00-004-1073 · Item name not on file
4420-00-004-1074
4420-00-004-1074 · Item name not on file
4420-00-004-3860
COOLER,FLUID,INDUSTRIAL
4420-00-004-5260
4420-00-004-5260 · Item name not on file
4420-00-005-2335
PURGE ORIFICE ASSEMBLY

Frequently Asked Questions

What is NSN 4420-01-385-6749?

NSN 4420-01-385-6749 is a Cooler,fluid,industrial, manufactured by Carrier Corp, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-385-6749?

NSN 4420-01-385-6749 has 1 manufacturer part number on file: 5MH40-283 (Carrier Corp).

What are the specifications of 5MH40-283?

Key specifications for 5MH40-283: Heat Transfer Method: DIRECT; Style Designator: PLAIN U-TUBE; Diameter: 2.5250 INCHES NOMINAL IN; Special Features: WITH GAS SUCTION CONNECTORS BOTH ENDS 2-1/8 OD. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4420-01-385-6749 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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