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Technical Data Sheet
25A19BL ✓ 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 BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include base_style: MEDIUM SCREW, bulb_style: A (ARBITRARY DESIGNATION), overall_length: 3.875 INCHES MAXIMUM IN, voltage_rating: 120.000 VOLTS NOMINAL, wattage_rating: 25.000 WATTS, bulb_designator: A-19. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-577-3425, 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
25A19BL
NSN: 6240-00-577-3425
FSC: 6240
CAGE: 56589 — 21ST CENTURY ENTERPRISES INC (USA)
SPECIFICATIONS
base_styleMEDIUM SCREW
bulb_styleA (ARBITRARY DESIGNATION)
overall_length3.875 INCHES MAXIMUM IN
voltage_rating120.000 VOLTS NOMINAL
wattage_rating25.000 WATTS
bulb_designatorA-19
rated_average_lifeHOURS
filament_designationC-9
average_life_rating_in_hours2500.0
emitted_light_characteristicBLUE
current_rating_for_which_designed0.208 AMPERES NOMINAL
filament_heavy_duty_service_ratingNOT RATED
NSN6240-00-577-3425
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOOT,DUST AND MOISTURE SEAL TITLE COMPONENT PN 25A19BL MFR BOOT,DUST AND MOISTURE
KEY FEATURES
WATTAGE RATING: 25.000 WATTS
AVERAGE LIFE RATING IN HOURS: 2500.0
FILAMENT DESIGNATION: C-9
BULB DESIGNATOR: A-19
EMITTED LIGHT CHARACTERISTIC: BLUE
VOLTAGE RATING: 120.000 VOLTS NOMINAL
CURRENT RATING FOR WHICH DESIGNED: 0.208 AMPERES NOMINAL
BASE STYLE: MEDIUM SCREW
TECHNICAL CHARACTERISTICS (FLIS)
WATTAGE RATING25.000 WATTS
AVERAGE LIFE RATING IN HOURS2500.0
FILAMENT DESIGNATIONC-9
BULB DESIGNATORA-19
EMITTED LIGHT CHARACTERISTICBLUE
VOLTAGE RATING120.000 VOLTS NOMINAL
CURRENT RATING FOR WHICH DESIGNED0.208 AMPERES NOMINAL
BASE STYLEMEDIUM SCREW
BULB STYLEA (ARBITRARY DESIGNATION)
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSLUCENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
W436Interchangeable
interchangeable cross-reference
interchangeable
11-436Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
MS15444-86Interchangeable
interchangeable cross-reference
interchangeable
407Interchangeable
interchangeable cross-reference
interchangeable
6789Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25A19BL?
25A19BL is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 25A19BL?
There are 16 known substitutes for 25A19BL: W436, 11-436, 1340 and 13 more. Substitute compatibility should be verified for your specific system.
Is 25A19BL still available?
25A19BL is currently cancelled.
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