NSN 4420-01-373-6552 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-373-6552. Manufacturer of record part number: 052-551509-005.
Also searched as4420-01-373-6552 ·
4420013736552 ·
NIIN 013736552 ·
01-373-6552 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE 65586 · 052-551509-005
Manufacturer: Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
General Description
The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-373-6552, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. 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
Parameter
Value
NSN
4420-01-373-6552
Primary Part Number
052-551509-005
Item Name
Heater,fluid,industrial
FSC / FSG
4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (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 4420-01-373-6552?
NSN 4420-01-373-6552 is a Heater,fluid,industrial, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-01-373-6552?
NSN 4420-01-373-6552 has 1 manufacturer part number on file: 052-551509-005 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
What are the specifications of 052-551509-005?
Key specifications for 052-551509-005: Heat Transfer Method: INDIRECT; Supplementary Features: 24 KW,460 VOLTS,3 PHASE; Special Features: CHAMBER,FLANGE AND SHEATH ARE ALL MADE OF CARBON STEEL; 8IN. 150LBS. FLANGE; 24 ELEMENTS NEEDED LBS; Furnished Items: PROVIDED WITH LIQUID-TIGHT HOUSING AND THERMOSTAT. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4420-01-373-6552 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.