3221369 — CORE ASSEMBLY,FLUID COOLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

3221369: CORE ASSEMBLY,FLUID COOLER.

The CORE ASSEMBLY,FLUID COOLER is a the manufacturer industrial component. Key specifications include material: COPPER AND NICKEL ALLOY TUBES, core_width: 7.375 INCHES NOMINAL IN, core_height: 12.438 INCHES NOMINAL IN, core_length: 11.750 INCHES NOMINAL IN, tube_quantity: 96, tube_attachment_method: SOLDERED BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4420-00-360-2049, 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

3221369

NSN: 4420-00-360-2049
FSC: 4420 — Heat Exchangers and Steam Condensers
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

material	COPPER AND NICKEL ALLOY TUBES
core_width	7.375 INCHES NOMINAL IN
core_height	12.438 INCHES NOMINAL IN
core_length	11.750 INCHES NOMINAL IN
tube_quantity	96
tube_attachment_method	SOLDERED BOTH ENDS
nondefinitive_spec/std_data	B TYPE
effective_heat_transfer_surface_area	27.1 SQUARE FEET
material_document_and_classification	MIL-C-15726,SHIPS,COMP 70-30 MIL SPEC ALL MATERIAL RESPONSES TUBES
NSN	4420-00-360-2049

COMPONENT DIAGRAM

KEY FEATURES

•

CORE WIDTH: 7.375 INCHES NOMINAL IN

•

EFFECTIVE HEAT TRANSFER SURFACE AREA: 27.1 SQUARE FEET

•

CORE HEIGHT: 12.438 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726,SHIPS,COMP 70-30 MIL SPEC ALL MATERIAL RESPONSES TUBES

•

TUBE QUANTITY: 96

•

TUBE ATTACHMENT METHOD: SOLDERED BOTH ENDS

•

CORE LENGTH: 11.750 INCHES NOMINAL IN

•

NONDEFINITIVE SPEC/STD DATA: B TYPE

TECHNICAL CHARACTERISTICS

CORE WIDTH	7.375 INCHES NOMINAL IN
EFFECTIVE HEAT TRANSFER SURFACE AREA	27.1 SQUARE FEET
CORE HEIGHT	12.438 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-C-15726,SHIPS,COMP 70-30 MIL SPEC ALL MATERIAL RESPONSES TUBES
TUBE QUANTITY	96
TUBE ATTACHMENT METHOD	SOLDERED BOTH ENDS
CORE LENGTH	11.750 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA	B TYPE
MATERIAL	COPPER AND NICKEL ALLOY TUBES

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 2

MILC15730TYPEBReference document

Same NSN cross-reference

Reference document — Identification reference

HE1120-366Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 3221369?

3221369 is a CORE ASSEMBLY,FLUID COOLER.

What parts can replace 3221369?

There are 2 known substitutes for 3221369: MILC15730TYPEB, HE1120-366. Substitute compatibility should be verified for your specific system.

What is the NSN for 3221369?

3221369 is cataloged in the U.S. Government catalog under NSN 4420-00-360-2049. This indicates validated use in U.S. government and defense supply chains.

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3221369 — CORE ASSEMBLY,FLUID COOLER

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