NSN 4420-00-372-5171 · NIIN 003725171 · Part number 7342662G001
Lockheed Martin Corporation Div Rms · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 03538
Government record, cited
NSN 4420-00-372-5171 — this item is cataloged by the U.S. Government under National Stock Number 4420-00-372-5171. Manufacturer of record part number: 7342662G001.
Also searched as4420-00-372-5171 ·
4420003725171 ·
NIIN 003725171 ·
00-372-5171 ·
FSC 4420 Heat Exchangers and Steam Condensers · CAGE 03538 · 7342662G001
The Cooler,fluid,industrial, cataloged under National Stock Number 4420-00-372-5171, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 9 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
4420-00-372-5171
Primary Part Number
7342662G001
Item Name
Cooler,fluid,industrial
FSC / FSG
4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer
Lockheed Martin Corporation Div Rms
Status
ACTIVE
Heat Transfer Method
INDIRECT
Effective Heat Transfer Surface Area
14.3 SQUARE FEET
Tube Quantity
18
Tube Attachment Method
SOLDERED BOTH ENDS
Tubing Outside Diameter
0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 4420-00-372-5171?
NSN 4420-00-372-5171 is a Cooler,fluid,industrial, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
What part numbers are listed for NSN 4420-00-372-5171?
NSN 4420-00-372-5171 has 1 manufacturer part number on file: 7342662G001 (Lockheed Martin Corporation Div Rms).
What are the specifications of 7342662G001?
Key specifications for 7342662G001: Heat Transfer Method: INDIRECT; Effective Heat Transfer Surface Area: 14.3 SQUARE FEET; Tube Quantity: 18; Tube Attachment Method: SOLDERED BOTH ENDS. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4420-00-372-5171 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.