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Technical Data Sheet
PartsTable / COMPONENT / 178-0373-500
178-0373-500 ✓ 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 LENS,LIGHT is a the manufacturer industrial component. Key specifications include color: YELLOW LENS, material: PLASTIC LENS, thread_class: 2A A, thread_series: UNEF, overall_length: 0.718 INCHES NOMINAL IN, mounting_method: EXTERNAL THREAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-045-5505, 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
178-0373-500
NSN: 6210-00-045-5505
FSC: 6210
CAGE: 83330 — DIALIGHT CORPORATION (USA)
SPECIFICATIONS
colorYELLOW LENS
materialPLASTIC LENS
thread_class2A A
thread_seriesUNEF
overall_length0.718 INCHES NOMINAL IN
mounting_methodEXTERNAL THREAD
thread_diameter0.312 INCHES IN
thread_quantity32 PER INCH
overall_diameter0.562 INCHES NOMINAL IN
style_designatorFLAT
thread_directionRIGHT-HAND
features_providedROTATABLE ALIGNMENT CAPABILITY
NSN6210-00-045-5505
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LENS,LIGHT TITLE COMPONENT PN 178-0373-500 MFR LENS,LIGHT
KEY FEATURES
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: DUSTTIGHT
•
SURFACE CONDITION: SMOOTH FACE
•
THREAD SERIES: UNEF
•
MOUNTING METHOD: EXTERNAL THREAD
•
MATERIAL: ALUMINUM HOLDER
•
THREAD DIAMETER: 0.312 INCHES IN
•
OVERALL DIAMETER: 0.562 INCHES NOMINAL IN
•
LIGHT TRANSMISSION DESIGN: TRANSLUCENT LENS
TECHNICAL CHARACTERISTICS (FLIS)
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONDUSTTIGHT
SURFACE CONDITIONSMOOTH FACE
THREAD SERIESUNEF
MOUNTING METHODEXTERNAL THREAD
MATERIALALUMINUM HOLDER
THREAD DIAMETER0.312 INCHES IN
OVERALL DIAMETER0.562 INCHES NOMINAL IN
LIGHT TRANSMISSION DESIGNTRANSLUCENT LENS
SURFACE CONDITIONSMOOTH BACK
MATERIALPLASTIC LENS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
178-0337-500Interchangeable
interchangeable cross-reference
interchangeable
321CNInterchangeable
interchangeable cross-reference
interchangeable
RM22BWCInterchangeable
interchangeable cross-reference
interchangeable
132AM5034Interchangeable
interchangeable cross-reference
interchangeable
178-0333-500Interchangeable
interchangeable cross-reference
interchangeable
32NANInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 178-0373-500?
178-0373-500 is a LENS,LIGHT.
What parts can replace 178-0373-500?
There are 33 known substitutes for 178-0373-500: 178-0337-500, 321CN, RM22BWC and 30 more. Substitute compatibility should be verified for your specific system.
Is 178-0373-500 still available?
178-0373-500 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026