PartsTable
Technical Data Sheet
499-050-021 ✓ 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

SEAL ASSEMBLY,SHAFT,SPRING LOADE. Key specifications include base_style: MINIATURE BAYONET, bulb_style: T (TUBULAR), overall_length: 1.190 INCHES MAXIMUM IN, voltage_rating: 37.500 VOLTS NOMINAL, wattage_rating: 1.875 WATTS, bulb_designator: T-3 1/4. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-299-6126, 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
499-050-021
NSN: 6240-00-299-6126
FSC: 6240
CAGE: 07421 — L3HARRIS INTERSTATE ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
base_styleMINIATURE BAYONET
bulb_styleT (TUBULAR)
overall_length1.190 INCHES MAXIMUM IN
voltage_rating37.500 VOLTS NOMINAL
wattage_rating1.875 WATTS
bulb_designatorT-3 1/4
rated_average_lifeHOURS
light_center_length0.630 INCHES NOMINAL IN
light_output_rating0.650 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
filament_designationC-2F
average_life_rating_in_hours3000.0
emitted_light_characteristicCOLORLESS
NSN6240-00-299-6126
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL ASSEMBLY,SHAFT,SPRING LOADE TITLE COMPONENT PN 499-050-021 MFR SEAL ASSEMBLY,SHAFT,SP
KEY FEATURES
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
BASE STYLE: MINIATURE BAYONET
CURRENT RATING FOR WHICH DESIGNED: 0.050 AMPERES NOMINAL
WATTAGE RATING: 1.875 WATTS
VOLTAGE RATING: 37.500 VOLTS NOMINAL
AVERAGE LIFE RATING IN HOURS: 3000.0
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
LIGHT CENTER LENGTH: 0.630 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
BASE STYLEMINIATURE BAYONET
CURRENT RATING FOR WHICH DESIGNED0.050 AMPERES NOMINAL
WATTAGE RATING1.875 WATTS
VOLTAGE RATING37.500 VOLTS NOMINAL
AVERAGE LIFE RATING IN HOURS3000.0
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
LIGHT CENTER LENGTH0.630 INCHES NOMINAL IN
RATED AVERAGE LIFEHOURS
BULB DESIGNATORT-3 1/4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
1828Interchangeable
interchangeable cross-reference
interchangeable
PT265Interchangeable
interchangeable cross-reference
interchangeable
0631828Interchangeable
interchangeable cross-reference
interchangeable
AB00604995265Interchangeable
interchangeable cross-reference
interchangeable
63X1828Interchangeable
interchangeable cross-reference
interchangeable
21158-18 28Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 499-050-021?
499-050-021 is a SEAL ASSEMBLY,SHAFT,SPRING LOADE.
What parts can replace 499-050-021?
There are 21 known substitutes for 499-050-021: 1828, PT265, 0631828 and 18 more. Substitute compatibility should be verified for your specific system.
Is 499-050-021 still available?
499-050-021 is currently cancelled.
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