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Technical Data Sheet
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544892 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TELEPHONE TERMINAL SUBASSEMBLY is a the manufacturer industrial component. Key specifications include height: 0.850 INCHES NOMINAL IN, material: CELLULOSE AND RUBBER TOP RING, inside_diameter: 1.968 INCHES NOMINAL IN, outside_diameter: 2.750 INCHES NOMINAL IN, cross-sectional_shape_style: V BOTTOM RING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-152-2987, 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
544892
NSN: 6240-00-152-2987
FSC: 6240
CAGE: 81337 — W1D1 NATICK SOLDIER CENTER DBA US ARMY CCDC SOLDIER CENTER DIV COMBAT CAPABILITIES DEVELOPMENT COMMAND - SOLDIER CENTER (USA)
SPECIFICATIONS
height0.850 INCHES NOMINAL IN
materialCELLULOSE AND RUBBER TOP RING
inside_diameter1.968 INCHES NOMINAL IN
outside_diameter2.750 INCHES NOMINAL IN
intermediate_ring_quantity2
cross-sectional_shape_styleV BOTTOM RING
NSN6240-00-152-2987
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TELEPHONE TERMINAL SUBASSEMBLY TITLE COMPONENT PN 544892 MFR TELEPHONE TERMINAL SUB
KEY FEATURES
•
WATTAGE RATING: 40.000 WATTS
•
BASE STYLE: MEDIUM BIPIN (FLUORESCENT)
•
SPECIFICATION/STANDARD DATA: 08108-F40CW MANUFACTURERS STANDARD
•
AVERAGE LIFE RATING IN HOURS: 20000.0
•
STARTING CHARACTERISTIC: RAPID
•
BULB DESIGNATOR: T-12
•
RATED AVERAGE LIFE: HOURS
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH48.000 INCHES NOMINAL IN
WATTAGE RATING40.000 WATTS
BASE STYLEMEDIUM BIPIN (FLUORESCENT)
SPECIFICATION/STANDARD DATA08108-F40CW MANUFACTURERS STANDARD
AVERAGE LIFE RATING IN HOURS20000.0
STARTING CHARACTERISTICRAPID
BULB DESIGNATORT-12
RATED AVERAGE LIFEHOURS
BULB STYLET (TUBULAR)
EMITTED LIGHT CHARACTERISTICWHITE, COOL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
F48T12/WW/HOInterchangeable
interchangeable cross-reference
interchangeable
C78.1-1978Interchangeable
interchangeable cross-reference
interchangeable
F48T12WWH0Interchangeable
interchangeable cross-reference
interchangeable
10602Interchangeable
interchangeable cross-reference
interchangeable
F72T12CW/1500Interchangeable
interchangeable cross-reference
interchangeable
F60T12CWH0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 544892?
544892 is a TELEPHONE TERMINAL SUBASSEMBLY.
What parts can replace 544892?
There are 27 known substitutes for 544892: F48T12/WW/HO, C78.1-1978, F48T12WWH0 and 24 more. Substitute compatibility should be verified for your specific system.
Is 544892 still available?
544892 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026