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PartsTable / COMPONENT / P1543
P1543 ✓ 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 FILTER,INDICATOR LIGHT is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, material: PLASTIC BODY, overall_width: 5.000 INCHES NOMINAL IN, overall_height: 5.750 INCHES NOMINAL IN, overall_length: 6.500 INCHES NOMINAL IN, mounting_method: FLUSH. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6230-01-351-3875, 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
P1543
NSN: 6230-01-351-3875
FSC: 6230
CAGE: 86796 — ROFLAN ASSOCIATES INC (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialPLASTIC BODY
overall_width5.000 INCHES NOMINAL IN
overall_height5.750 INCHES NOMINAL IN
overall_length6.500 INCHES NOMINAL IN
mounting_methodFLUSH
special_featuresCHARGER W/RELAY
lens_transparencyTRANSLUCENT
light_beam_motionFIXED
lens_surface_conditionSMOOTH FACE
lens_type_and_quantity1 FLAT, ROUND
voltage_rating_in_volts115.0 AC NOMINAL
NSN6230-01-351-3875
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,INDICATOR LIGHT TITLE COMPONENT PN P1543 MFR FILTER,INDICATOR LIGHT
KEY FEATURES
•
LENS TRANSPARENCY: TRANSLUCENT
•
LAMP TYPE ACCOMMODATED AND QUANTITY: 1 INCANDESCENT
•
MOUNTING METHOD: FLUSH
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: WEATHERPROOF
•
LENS TYPE AND QUANTITY: 1 FLAT, ROUND
•
LIGHT BEAM MOTION: FIXED
TECHNICAL CHARACTERISTICS (FLIS)
LENS TRANSPARENCYTRANSLUCENT
LAMP TYPE ACCOMMODATED AND QUANTITY1 INCANDESCENT
MOUNTING METHODFLUSH
OVERALL WIDTH5.000 INCHES NOMINAL IN
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONWEATHERPROOF
LENS TYPE AND QUANTITY1 FLAT, ROUND
OVERALL HEIGHT5.750 INCHES NOMINAL IN
LIGHT BEAM MOTIONFIXED
MATERIALPLASTIC BODY
LAMP BASE TYPE ACCOMMODATEDTWO SCREW TERMINALS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
M16377/1-126.3Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-16377Interchangeable
interchangeable cross-reference
interchangeable
M16377-49-306-2Interchangeable
interchangeable cross-reference
interchangeable
MILF16377-49Interchangeable
interchangeable cross-reference
interchangeable
B-838-AInterchangeable
interchangeable cross-reference
interchangeable
B-838-ASInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P1543?
P1543 is a FILTER,INDICATOR LIGHT.
What parts can replace P1543?
There are 27 known substitutes for P1543: M16377/1-126.3, MIL-F-16377, M16377-49-306-2 and 24 more. Substitute compatibility should be verified for your specific system.
Is P1543 still available?
P1543 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