PartsTable
Technical Data Sheet
Download PDF

S4421 — COOLER,FLUID,INDUSTRIAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

S4421: COOLER,FLUID,INDUSTRIAL.

The COOLER,FLUID,INDUSTRIAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SHELL, style_designator: CYLINDRICAL, heat_transfer_method: INDIRECT, end_item_identification: HEAT EXCHANGERS AND STEAM CONDENSERS, tubing_outside_diameter: 0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN, effective_heat_transfer_surface_area: 2.62 SQUARE FEET. This part is cataloged in the U.S.

Government catalog under NSN 4420-01-320-8353, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
S4421
NSN: 4420-01-320-8353
FSC: 4420 — Heat Exchangers and Steam Condensers
CAGE: 70876 — BATH IRON WORKS CORPORATION (USA)
SPECIFICATIONS
materialNICKEL ALLOY SHELL
style_designatorCYLINDRICAL
heat_transfer_methodINDIRECT
end_item_identificationHEAT EXCHANGERS AND STEAM CONDENSERS
tubing_outside_diameter0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
effective_heat_transfer_surface_area2.62 SQUARE FEET
NSN4420-01-320-8353
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COOLER,FLUID,INDUSTRIAL TITLE COMPONENT PN S4421 MFR COOLER,FLUID,INDUSTRIA
KEY FEATURES
•
HEAT TRANSFER METHOD: INDIRECT
•
EFFECTIVE HEAT TRANSFER SURFACE AREA: 2.62 SQUARE FEET
•
STYLE DESIGNATOR: CYLINDRICAL
•
TUBING OUTSIDE DIAMETER: 0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
•
MATERIAL: NICKEL ALLOY SHELL
TECHNICAL CHARACTERISTICS
HEAT TRANSFER METHODINDIRECT
EFFECTIVE HEAT TRANSFER SURFACE AREA2.62 SQUARE FEET
STYLE DESIGNATORCYLINDRICAL
TUBING OUTSIDE DIAMETER0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
END ITEM IDENTIFICATIONHEAT EXCHANGERS AND STEAM CONDENSERS
MATERIALNICKEL ALLOY SHELL
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 4420-00-004-1071 4420-00-004-1072 4420-00-004-1073 4420-00-004-1074 4420-00-004-3860 4420-00-004-5260 4420-00-005-2335
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy S4421?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S4421?
S4421 is a COOLER,FLUID,INDUSTRIAL.
What is the NSN for S4421?
S4421 is cataloged in the U.S. Government catalog under NSN 4420-01-320-8353. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S4421

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.