166M642B3 — CORE ASSEMBLY,FLUID COOLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

166M642B3: 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_length: 44.500 INCHES NOMINAL IN, tube_quantity: 42, style_designator: PLAIN "U" TUBE, heat_transfer_method: INDIRECT, tubing_outside_diameter: 0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4420-01-235-3405, 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

166M642B3

NSN: 4420-01-235-3405
FSC: 4420 — Heat Exchangers and Steam Condensers
CAGE: 6LE50 — FLUID HANDLING LLC (USA)

SPECIFICATIONS

material	COPPER AND NICKEL ALLOY TUBES
core_length	44.500 INCHES NOMINAL IN
tube_quantity	42
style_designator	PLAIN "U" TUBE
heat_transfer_method	INDIRECT
tubing_outside_diameter	0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
material_document_and_classification	MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE TUBE SHEET
NSN	4420-01-235-3405

COMPONENT DIAGRAM

KEY FEATURES

•

HEAT TRANSFER METHOD: INDIRECT

•

STYLE DESIGNATOR: PLAIN "U" TUBE

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE TUBE SHEET

•

TUBE QUANTITY: 42

•

CORE LENGTH: 44.500 INCHES NOMINAL IN

•

TUBING OUTSIDE DIAMETER: 0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN

•

MATERIAL: COPPER AND NICKEL ALLOY TUBE SHEET

TECHNICAL CHARACTERISTICS

HEAT TRANSFER METHOD	INDIRECT
STYLE DESIGNATOR	PLAIN "U" TUBE
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE TUBE SHEET
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-T-15005 MIL SPEC SINGLE MATERIAL RESPONSE TUBES
TUBE QUANTITY	42
CORE LENGTH	44.500 INCHES NOMINAL IN
TUBING OUTSIDE DIAMETER	0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN
MATERIAL	COPPER AND NICKEL ALLOY TUBE SHEET
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

166M642A3Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

166M642A3 PC3Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 166M642B3?

166M642B3 is a CORE ASSEMBLY,FLUID COOLER.

What parts can replace 166M642B3?

There are 2 known substitutes for 166M642B3: 166M642A3, 166M642A3 PC3. Substitute compatibility should be verified for your specific system.

What is the NSN for 166M642B3?

166M642B3 is cataloged in the U.S. Government catalog under NSN 4420-01-235-3405. This indicates validated use in U.S. government and defense supply chains.

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166M642B3 — CORE ASSEMBLY,FLUID COOLER

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