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Technical Data Sheet
PartsTable / COMPONENT / L.1537
L.1537 ✓ 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 L.1537 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-880-8700, 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
L.1537
NSN: 6240-00-880-8700
FSC: 6240
CAGE: K0316 — ITT INDUSTRIES LIMITED, ITT CANNON UK (GBR)
SPECIFICATIONS
Part NumberL.1537
NSN6240-00-880-8700
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available L.1537 TITLE COMPONENT PN L.1537 MFR L.1537
KEY FEATURES
•
BULB DESIGNATOR: T-1 3/4
•
EMITTED LIGHT CHARACTERISTIC: COLORLESS
•
AVERAGE LIFE RATING IN HOURS: 1000.0
•
CURRENT RATING FOR WHICH DESIGNED: 0.040 AMPERES NOMINAL
•
BASE STYLE: WIRE LEADS, DOWN
•
SPECIFICATION/STANDARD DATA: 08108-2102 MANUFACTURERS STANDARD
•
RATED AVERAGE LIFE: HOURS
•
VOLTAGE RATING: 18.000 VOLTS NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
BULB DESIGNATORT-1 3/4
EMITTED LIGHT CHARACTERISTICCOLORLESS
AVERAGE LIFE RATING IN HOURS1000.0
CURRENT RATING FOR WHICH DESIGNED0.040 AMPERES NOMINAL
BASE STYLEWIRE LEADS, DOWN
SPECIFICATION/STANDARD DATA08108-2102 MANUFACTURERS STANDARD
RATED AVERAGE LIFEHOURS
VOLTAGE RATING18.000 VOLTS NOMINAL
WATTAGE RATING0.720 WATTS
LIGHT OUTPUT RATING0.150 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
KSC707Interchangeable
interchangeable cross-reference
interchangeable
40545Interchangeable
interchangeable cross-reference
interchangeable
1321-0707Interchangeable
interchangeable cross-reference
interchangeable
503-8701-002Interchangeable
interchangeable cross-reference
interchangeable
521625Interchangeable
interchangeable cross-reference
interchangeable
7-07Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L.1537?
L.1537 is a L.1537.
What parts can replace L.1537?
There are 18 known substitutes for L.1537: KSC707, 40545, 1321-0707 and 15 more. Substitute compatibility should be verified for your specific system.
Is L.1537 still available?
L.1537 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026