8521971 — CORE ASSEMBLY,FLUID COOLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8521971: CORE ASSEMBLY,FLUID COOLER.

The CORE ASSEMBLY,FLUID COOLER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY TUBES, tube_quantity: 32, style_designator: STRUT, RECTANGULAR, heat_transfer_method: INDIRECT, tubing_outside_diameter: 0.625 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN, effective_heat_transfer_surface_area: 45.8 SQUARE FEET. This part is cataloged in the U.S.

Government catalog under NSN 4420-00-142-1341, 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

8521971

NSN: 4420-00-142-1341
NIINs: 001421341, 011709891
FSC: 4420 — Heat Exchangers and Steam Condensers
CAGE: 24617 — GENERAL MOTORS CORP (USA)

SPECIFICATIONS

material	COPPER ALLOY TUBES
tube_quantity	32
style_designator	STRUT, RECTANGULAR
heat_transfer_method	INDIRECT
tubing_outside_diameter	0.625 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
effective_heat_transfer_surface_area	45.8 SQUARE FEET
material_document_and_classification	MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE TUBES
NSN	4420-00-142-1341

COMPONENT DIAGRAM

KEY FEATURES

•

HEAT TRANSFER METHOD: INDIRECT

•

EFFECTIVE HEAT TRANSFER SURFACE AREA: 45.8 SQUARE FEET

•

STYLE DESIGNATOR: STRUT, RECTANGULAR

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE TUBES

•

TUBE QUANTITY: 32

•

TUBING OUTSIDE DIAMETER: 0.625 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN

•

MATERIAL: COPPER ALLOY TUBES

TECHNICAL CHARACTERISTICS

HEAT TRANSFER METHOD	INDIRECT
EFFECTIVE HEAT TRANSFER SURFACE AREA	45.8 SQUARE FEET
STYLE DESIGNATOR	STRUT, RECTANGULAR
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE TUBES
TUBE QUANTITY	32
TUBING OUTSIDE DIAMETER	0.625 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
MATERIAL	COPPER ALLOY TUBES

SUBSTITUTES & CROSS-REFERENCES 2

D8521971Reference document

Same NSN cross-reference

Reference document — Secondary reference

J8521965PC24Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8521971?

8521971 is a CORE ASSEMBLY,FLUID COOLER.

What parts can replace 8521971?

There are 2 known substitutes for 8521971: D8521971, J8521965PC24. Substitute compatibility should be verified for your specific system.

What is the NSN for 8521971?

8521971 is cataloged in the U.S. Government catalog under NSN 4420-00-142-1341. This indicates validated use in U.S. government and defense supply chains.

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8521971 — CORE ASSEMBLY,FLUID COOLER

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