CF18DD/841 — LAMP,FLUORESCENT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

CF18DD/841: LAMP,FLUORESCENT.

The LAMP,FLUORESCENT is a the manufacturer industrial component. Key specifications include base_style: 2-PIN, bulb_style: IT (TWIN TUBULAR), overall_length: 6.906 INCHES NOMINAL IN, wattage_rating: 18.000 WATTS, bulb_designator: T-4, special_features: ENERGY EFFICIENT LAMP; 4100K; DOUBLE TWIN TUBE. This part is cataloged in the U.S.

Government catalog under NSN 6240-01-352-0440, 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

CF18DD/841

NSN: 6240-01-352-0440
FSC: 6240 — Electric Lamps
CAGE: 3E095 — OSRAM SYLVANIA INC. (USA)

SPECIFICATIONS

base_style	2-PIN
bulb_style	IT (TWIN TUBULAR)
overall_length	6.906 INCHES NOMINAL IN
wattage_rating	18.000 WATTS
bulb_designator	T-4
special_features	ENERGY EFFICIENT LAMP; 4100K; DOUBLE TWIN TUBE
rated_average_life	HOURS
starting_characteristic	PREHEAT
average_life_rating_in_hours	10000.0
emitted_light_characteristic	WHITE
criticality_code_justification	FEAT
NSN	6240-01-352-0440

COMPONENT DIAGRAM

KEY FEATURES

•

BASE STYLE: 2-PIN

•

RATED AVERAGE LIFE: HOURS

•

BULB DESIGNATOR: T-4

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

WATTAGE RATING: 18.000 WATTS

•

EMITTED LIGHT CHARACTERISTIC: WHITE

•

STARTING CHARACTERISTIC: PREHEAT

TECHNICAL CHARACTERISTICS

BASE STYLE	2-PIN
RATED AVERAGE LIFE	HOURS
BULB DESIGNATOR	T-4
CRITICALITY CODE JUSTIFICATION	FEAT
OVERALL LENGTH	6.906 INCHES NOMINAL IN
WATTAGE RATING	18.000 WATTS
EMITTED LIGHT CHARACTERISTIC	WHITE
STARTING CHARACTERISTIC	PREHEAT
SPECIAL FEATURES	ENERGY EFFICIENT LAMP; 4100K; DOUBLE TWIN TUBE
BULB STYLE	IT (TWIN TUBULAR)

OTHER ITEMS IN FSC 6240 — Electric Lamps

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

6240-00-000-0101 6240-00-001-1436 6240-00-001-1519 6240-00-001-1520 6240-00-001-1521 6240-00-001-1541 6240-00-001-1545

SUBSTITUTES & CROSS-REFERENCES 3

F18DTT/D841Reference document

Same NSN cross-reference

Reference document — Secondary reference

32018Q41KSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DULUX D 18W/41KReference 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 CF18DD/841?

CF18DD/841 is a LAMP,FLUORESCENT.

What parts can replace CF18DD/841?

There are 3 known substitutes for CF18DD/841: F18DTT/D841, 32018Q41K, DULUX D 18W/41K. Substitute compatibility should be verified for your specific system.

What is the NSN for CF18DD/841?

CF18DD/841 is cataloged in the U.S. Government catalog under NSN 6240-01-352-0440. This indicates validated use in U.S. government and defense supply chains.

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CF18DD/841 — LAMP,FLUORESCENT

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