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Technical Data Sheet
91104821 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The LAMP,INCANDESCENT is a the manufacturer industrial component. Key specifications include base_style: MIDGET FLANGED, bulb_style: T (TUBULAR), overall_length: 0.625 INCHES MAXIMUM IN, voltage_rating: 2.500 VOLTS NOMINAL, wattage_rating: 0.500 WATTS, bulb_designator: T-1 3/4. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-851-5356, 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
91104821
NSN: 6240-00-851-5356
FSC: 6240
CAGE: 72314 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
base_styleMIDGET FLANGED
bulb_styleT (TUBULAR)
overall_length0.625 INCHES MAXIMUM IN
voltage_rating2.500 VOLTS NOMINAL
wattage_rating0.500 WATTS
bulb_designatorT-1 3/4
features_providedFILAMENT SHIELDING AND HEAT RESISTANT GLASS
rated_average_lifeHOURS
light_center_length0.380 INCHES NOMINAL IN
light_output_rating0.220 BEAM CANDLEPOWER NOMINAL SINGLE RATING
filament_designationC-2R
average_life_rating_in_hours500.0
NSN6240-00-851-5356
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,INCANDESCENT TITLE COMPONENT PN 91104821 MFR LAMP,INCANDESCENT
KEY FEATURES
CURRENT RATING FOR WHICH DESIGNED: 0.200 AMPERES NOMINAL
AVERAGE LIFE RATING IN HOURS: 500.0
RATED AVERAGE LIFE: HOURS
LIGHT OUTPUT RATING: 0.220 BEAM CANDLEPOWER NOMINAL SINGLE RATING
BASE STYLE: MIDGET FLANGED
BULB DESIGNATOR: T-1 3/4
BULB STYLE: T (TUBULAR)
WATTAGE RATING: 0.500 WATTS
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING FOR WHICH DESIGNED0.200 AMPERES NOMINAL
AVERAGE LIFE RATING IN HOURS500.0
RATED AVERAGE LIFEHOURS
LIGHT OUTPUT RATING0.220 BEAM CANDLEPOWER NOMINAL SINGLE RATING
BASE STYLEMIDGET FLANGED
BULB DESIGNATORT-1 3/4
BULB STYLET (TUBULAR)
WATTAGE RATING0.500 WATTS
LIGHT CENTER LENGTH0.380 INCHES NOMINAL IN
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
4253050-1Interchangeable
interchangeable cross-reference
interchangeable
BT368Interchangeable
interchangeable cross-reference
interchangeable
705785Interchangeable
interchangeable cross-reference
interchangeable
7Y9031Interchangeable
interchangeable cross-reference
interchangeable
28423Interchangeable
interchangeable cross-reference
interchangeable
386TGInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91104821?
91104821 is a LAMP,INCANDESCENT.
What parts can replace 91104821?
There are 24 known substitutes for 91104821: 4253050-1, BT368, 705785 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91104821?
91104821 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-851-5356. This indicates validated use in U.S. government and defense supply chains.
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