642B — RADIATOR,ENGINE COOLANT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

642B: RADIATOR,ENGINE COOLANT.

The RADIATOR,ENGINE COOLANT is a the manufacturer industrial component. Key specifications include material: STEEL TANK FIRST TANK LOWER, core_type: CORRUGATED FIN, core_width: 31.250 INCHES NOMINAL IN, tank_width: 34.250 INCHES NOMINAL 2D TANK UPPER IN, core_height: 21.320 INCHES NOMINAL IN, filler_neck: INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 2930-01-164-0118, 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

642B

NSN: 2930-01-164-0118
FSC: 2930 — Engine Cooling System Components, Nonaircraft
CAGE: 4C8A9 — API HEAT TRANSFER THERMASYS CORPORATION (USA)

SPECIFICATIONS

material	STEEL TANK FIRST TANK LOWER
core_type	CORRUGATED FIN
core_width	31.250 INCHES NOMINAL IN
tank_width	34.250 INCHES NOMINAL 2D TANK UPPER IN
core_height	21.320 INCHES NOMINAL IN
filler_neck	INCLUDED
tank_height	6.500 INCHES NOMINAL 2D TANK UPPER IN
core_quantity	1
overall_width	34.250 INCHES NOMINAL IN
tank_location	UPPER 2D TANK UPPER
tank_quantity	1 2D TANK UPPER
core_thickness	4.500 INCHES NOMINAL IN
NSN	2930-01-164-0118

COMPONENT DIAGRAM

KEY FEATURES

•

TANK HEIGHT: 3.500 INCHES NOMINAL FIRST TANK LOWER IN

•

CORE WIDTH: 31.250 INCHES NOMINAL IN

•

FILLER NECK: INCLUDED

•

CORE HEIGHT: 21.320 INCHES NOMINAL IN

•

TANK QUANTITY: 1 FIRST TANK LOWER

TECHNICAL CHARACTERISTICS

TANK HEIGHT	3.500 INCHES NOMINAL FIRST TANK LOWER IN
TANK HEIGHT	6.500 INCHES NOMINAL 2D TANK UPPER IN
OVERALL HEIGHT	31.500 INCHES NOMINAL IN
CORE WIDTH	31.250 INCHES NOMINAL IN
FILLER NECK	INCLUDED
CORE HEIGHT	21.320 INCHES NOMINAL IN
TANK QUANTITY	1 FIRST TANK LOWER
TANK QUANTITY	1 2D TANK UPPER
OVERALL THICKNESS	7.500 INCHES NOMINAL IN
TANK THICKNESS	5.380 INCHES NOMINAL 2D TANK UPPER IN

OTHER ITEMS IN FSC 2930 — Engine Cooling System Components, Nonaircraft

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2930-00-000-3438 2930-00-001-3502 2930-00-001-6288 2930-00-001-6299 2930-00-001-6300 2930-00-001-6301 2930-00-001-6302 2930-00-001-7842

SUBSTITUTES & CROSS-REFERENCES 1

52U191Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 642B?

642B is a RADIATOR,ENGINE COOLANT.

What parts can replace 642B?

There is 1 known substitute for 642B: 52U191. Substitute compatibility should be verified for your specific system.

What is the NSN for 642B?

642B is cataloged in the U.S. Government catalog under NSN 2930-01-164-0118. This indicates validated use in U.S. government and defense supply chains.

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642B — RADIATOR,ENGINE COOLANT

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