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PartsTable / COMPONENT / MIL-F-3747
MIL-F-3747 ✓ 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 HEATER,THERMAL RELEASE is a the manufacturer industrial component. Key specifications include shape: STRAIGHT, material: PLASTIC BODY, lens_color: COLORLESS, mounting_method: RING, features_provided: SWITCH AND REPLACEABLE BATTERY AND REMOVABLE LIGHT FILTER, lens_transparency: TRANSPARENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6230-00-111-0185, 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-F-3747
NSN: 6230-00-111-0185
FSC: 6230
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
shapeSTRAIGHT
materialPLASTIC BODY
lens_colorCOLORLESS
mounting_methodRING
features_providedSWITCH AND REPLACEABLE BATTERY AND REMOVABLE LIGHT FILTER
lens_transparencyTRANSPARENT
light_beam_motionFIXED AND FLASHING
lens_surface_conditionSMOOTH FACE
lens_type_and_quantity1 CONVEX, STRAIGHT SIDE, SEMI-DOME
lamp_base_type_accommodatedSINGLE CONTACT MINIATURE FLANGED
environmental_attribute_codePLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
furnished_items_and_quantity2 LAMP
NSN6230-00-111-0185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEATER,THERMAL RELEASE TITLE COMPONENT PN MIL-F-3747 MFR HEATER,THERMAL RELEASE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: FLASHLIGHT INSPECTION LIGHT,13.500 IN. LG,CONNECTING CAP,1.500 IN. LG,WATERTIGHT AND CORROSION RESISTANT IN
•
NONDEFINITIVE SPEC/STD DATA: PARA 3.4.3 AND 3.4.3.1
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONFLASHLIGHT INSPECTION LIGHT,13.500 IN. LG,CONNECTING CAP,1.500 IN. LG,WATERTIGHT AND CORROSION RESISTANT IN
END ITEM IDENTIFICATION62302705418
NONDEFINITIVE SPEC/STD DATAPARA 3.4.3 AND 3.4.3.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
4228RInterchangeable
interchangeable cross-reference
interchangeable
MILF3747Interchangeable
interchangeable cross-reference
interchangeable
4625Interchangeable
interchangeable cross-reference
interchangeable
E/F/WBInterchangeable
interchangeable cross-reference
interchangeable
4265Interchangeable
interchangeable cross-reference
interchangeable
RTP05-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-F-3747?
MIL-F-3747 is a HEATER,THERMAL RELEASE.
What parts can replace MIL-F-3747?
There are 25 known substitutes for MIL-F-3747: 4228R, MILF3747, 4625 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-F-3747?
MIL-F-3747 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6230-00-111-0185. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026