PartsTable TECHNICAL DATA SHEET
NSN 4420-01-372-6605Government record, cited

Cooler, Fluid, Industrial4420-01-372-6605

NSN 4420-01-372-6605 · NIIN 013726605 · Part number 4311G10SB
Boyd Corporation (woburn) Inc · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 11245
Government record, cited
NSN 4420-01-372-6605 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-372-6605. Manufacturer of record part number: 4311G10SB.
Also searched as  4420-01-372-6605 · 4420013726605 · NIIN 013726605 · 01-372-6605 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 11245 · 4311G10SB · 4311G10 · 6558506
Nearby stock numbers  ·
Features
  • Cooler,fluid,industrial — FSC 4420
  • Material: STEEL CORROSION RESISTING TUBES
  • Material: COPPER HOUSING
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Boyd Corporation (woburn) Inc
Identification
  • NSN: 4420-01-372-6605
  • NIIN: 013726605
  • FSC: 4420 — Heat Exchangers and Steam Condensers
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: 4311G10SB
  • Manufacturer: Boyd Corporation (woburn) Inc
General Description

The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-372-6605, 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 Boyd Corporation (woburn) Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4420-01-372-6605
Primary Part Number4311G10SB
Item NameCooler,fluid,industrial
FSC / FSG4420 / 44 — Heat Exchangers and Steam Condensers
ManufacturerBoyd Corporation (woburn) Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING TUBES
MaterialCOPPER 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
6558506 Naval Sea Systems Command (USA)
4311G10SB PRIMARY Boyd Corporation (woburn) Inc (USA)
Reference documents
ReferenceMeaning
4311G10 5/9 Secondary reference
Boyd Corporation (woburn) Inc
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 4420-01-372-6605?

NSN 4420-01-372-6605 is a Cooler,fluid,industrial, manufactured by Boyd Corporation (woburn) Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-372-6605?

NSN 4420-01-372-6605 has 2 manufacturer part numbers on file: 6558506 (Naval Sea Systems Command), 4311G10SB (Boyd Corporation (woburn) Inc).

What are the specifications of 4311G10SB?

Key specifications for 4311G10SB: Material: STEEL CORROSION RESISTING TUBES; Material: COPPER HOUSING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4420-01-372-6605 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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