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Technical Data Sheet
WL-1591 ✓ 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include base_style: SINGLE CONTACT BAYONET CANDELABRA, bulb_style: S (STRAIGHT SIDE), overall_length: 50.8 MILLIMETERS MAXIMUM MM, voltage_rating: 28.000 VOLTS NOMINAL, wattage_rating: 20.000 WATTS, bulb_designator: S-8. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-152-7045, 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
WL-1591
NSN: 6240-01-152-7045
FSC: 6240
CAGE: 58774 — WAMCO, INC. DBA WAMCO INC (USA)
SPECIFICATIONS
base_styleSINGLE CONTACT BAYONET CANDELABRA
bulb_styleS (STRAIGHT SIDE)
overall_length50.8 MILLIMETERS MAXIMUM MM
voltage_rating28.000 VOLTS NOMINAL
wattage_rating20.000 WATTS
bulb_designatorS-8
rated_average_lifeHOURS
light_center_length31.8 MILLIMETERS NOMINAL MM
light_output_rating15.000 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
filament_designationC-2V V
specification/standard_data08108-1591 MANUFACTURERS STANDARD
average_life_rating_in_hours400.0
NSN6240-01-152-7045
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN WL-1591 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
BASE STYLE: SINGLE CONTACT BAYONET CANDELABRA
FILAMENT DESIGNATION: C-2V V
WATTAGE RATING: 20.000 WATTS
BULB DESIGNATOR: S-8
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
VOLTAGE RATING: 28.000 VOLTS NOMINAL
LIGHT CENTER LENGTH: 31.8 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
BASE STYLESINGLE CONTACT BAYONET CANDELABRA
OVERALL LENGTH50.8 MILLIMETERS MAXIMUM MM
FILAMENT DESIGNATIONC-2V V
WATTAGE RATING20.000 WATTS
BULB DESIGNATORS-8
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
VOLTAGE RATING28.000 VOLTS NOMINAL
LIGHT CENTER LENGTH31.8 MILLIMETERS NOMINAL MM
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
AVERAGE LIFE RATING IN HOURS400.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
87-0502Interchangeable
interchangeable cross-reference
interchangeable
107403Interchangeable
interchangeable cross-reference
interchangeable
42294Interchangeable
interchangeable cross-reference
interchangeable
WD-42-AInterchangeable
interchangeable cross-reference
interchangeable
1591Interchangeable
interchangeable cross-reference
interchangeable
T-1591Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WL-1591?
WL-1591 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace WL-1591?
There are 17 known substitutes for WL-1591: 87-0502, 107403, 42294 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WL-1591?
WL-1591 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-152-7045. This indicates validated use in U.S. government and defense supply chains.
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