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PartsTable / COMPONENT / MIL-L-20703
MIL-L-20703 ✓ 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 LIGHT,IGNITION TIMING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, material: STEEL CASE, overall_width: 3.500 INCHES NOMINAL IN, overall_height: 4.000 INCHES NOMINAL IN, overall_length: 8.500 INCHES NOMINAL IN, light_beam_motion: FLASHING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4910-00-255-1449, 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
MIL-L-20703
NSN: 4910-00-255-1449
FSC: 4910
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
shapeRECTANGULAR
materialSTEEL CASE
overall_width3.500 INCHES NOMINAL IN
overall_height4.000 INCHES NOMINAL IN
overall_length8.500 INCHES NOMINAL IN
light_beam_motionFLASHING
surface_treatmentENAMEL CASE
mounting_base_width3.500 INCHES NOMINAL IN
mounting_base_height4.000 INCHES NOMINAL IN
mounting_base_length8.500 INCHES NOMINAL IN
voltage_rating_in_volts3.0 AC MINIMUM AND 4.5 AC MAXIMUM
wiring_provision_length48.0 INCHES NOMINAL ALL PROVISIONS IN
NSN4910-00-255-1449
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LIGHT,IGNITION TIMING TITLE COMPONENT PN MIL-L-20703 MFR LIGHT,IGNITION TIMING
KEY FEATURES
•
LAMP TYPE ACCOMMODATED AND QUANTITY: 2 NEON
•
SHAPE: RECTANGULAR
•
WIRING PROVISION LENGTH: 48.0 INCHES NOMINAL ALL PROVISIONS IN
•
SURFACE TREATMENT: ENAMEL CASE
•
VOLTAGE RATING IN VOLTS: 3.0 AC MINIMUM AND 4.5 AC MAXIMUM
•
MOUNTING BASE LENGTH: 8.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LAMP TYPE ACCOMMODATED AND QUANTITY2 NEON
OVERALL LENGTH8.500 INCHES NOMINAL IN
SHAPERECTANGULAR
WIRING PROVISION LENGTH48.0 INCHES NOMINAL ALL PROVISIONS IN
SURFACE TREATMENTENAMEL CASE
VOLTAGE RATING IN VOLTS3.0 AC MINIMUM AND 4.5 AC MAXIMUM
OVERALL WIDTH3.500 INCHES NOMINAL IN
MOUNTING BASE LENGTH8.500 INCHES NOMINAL IN
WIRING PROVISION METHODINDIVIDUAL WIRE
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
7109318-001Interchangeable
interchangeable cross-reference
interchangeable
7710-7Interchangeable
interchangeable cross-reference
interchangeable
7710Interchangeable
interchangeable cross-reference
interchangeable
319687-308Interchangeable
interchangeable cross-reference
interchangeable
6410ZInterchangeable
interchangeable cross-reference
interchangeable
3FM0956Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-L-20703?
MIL-L-20703 is a LIGHT,IGNITION TIMING.
What parts can replace MIL-L-20703?
There are 15 known substitutes for MIL-L-20703: 7109318-001, 7710-7, 7710 and 12 more. Substitute compatibility should be verified for your specific system.
Is MIL-L-20703 still available?
MIL-L-20703 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026