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Technical Data Sheet
19A1S-57 ✓ 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 RESISTOR,FIXED,WIRE WOUND is a the manufacturer industrial component. Key specifications include base_style: MEDIUM SCREW, bulb_style: A (ARBITRARY DESIGNATION), overall_length: 3.938 INCHES MAXIMUM IN, wattage_rating: 50.000 WATTS, bulb_designator: A-19, features_provided: FILAMENT SHIELDING AND HEAT RESISTANT GLASS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-946-7858, 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
19A1S-57
NSN: 6240-00-946-7858
FSC: 6240
CAGE: 78770 — MIDDLEBY MARSHALL INC TOASTMASTER COOKING AND WARMING EQUIPMENT DIV (USA)
SPECIFICATIONS
base_styleMEDIUM SCREW
bulb_styleA (ARBITRARY DESIGNATION)
overall_length3.938 INCHES MAXIMUM IN
wattage_rating50.000 WATTS
bulb_designatorA-19
features_providedFILAMENT SHIELDING AND HEAT RESISTANT GLASS
rated_average_lifeHOURS
filament_designationC-17
average_life_rating_in_hours1000.0
emitted_light_characteristicCOLORLESS
filament_heavy_duty_service_ratingNOT RATED
light_intensity_distribution_featurePARABOLIC REFLECTOR
NSN6240-00-946-7858
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND TITLE COMPONENT PN 19A1S-57 MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
WATTAGE RATING: 50.000 WATTS
FILAMENT DESIGNATION: C-17
BULB STYLE: A (ARBITRARY DESIGNATION)
FEATURES PROVIDED: FILAMENT SHIELDING AND HEAT RESISTANT GLASS
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
RATED AVERAGE LIFE: HOURS
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH3.938 INCHES MAXIMUM IN
WATTAGE RATING50.000 WATTS
FILAMENT DESIGNATIONC-17
BULB STYLEA (ARBITRARY DESIGNATION)
FEATURES PROVIDEDFILAMENT SHIELDING AND HEAT RESISTANT GLASS
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
RATED AVERAGE LIFEHOURS
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
BASE STYLEMEDIUM SCREW
LIGHT INTENSITY DISTRIBUTION FEATUREPARABOLIC REFLECTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
20028Interchangeable
interchangeable cross-reference
interchangeable
P845FF0-300-21/2D1AInterchangeable
interchangeable cross-reference
interchangeable
2 1-2 1DFFM1-8CBM300Interchangeable
interchangeable cross-reference
interchangeable
P645FF21-2300PSIInterchangeable
interchangeable cross-reference
interchangeable
156Interchangeable
interchangeable cross-reference
interchangeable
H-344/UInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 19A1S-57?
19A1S-57 is a RESISTOR,FIXED,WIRE WOUND.
What parts can replace 19A1S-57?
There are 22 known substitutes for 19A1S-57: 20028, P845FF0-300-21/2D1A, 2 1-2 1DFFM1-8CBM300 and 19 more. Substitute compatibility should be verified for your specific system.
Is 19A1S-57 still available?
19A1S-57 is currently cancelled.
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