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21042-0005 — LENS,LIGHT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

21042-0005: LENS,LIGHT.

The LENS,LIGHT is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYCARBONATE LENS, thread_class: 2A A, thread_series: UNF, overall_length: 0.920 INCHES NOMINAL IN, mounting_method: EXTERNAL THREAD, thread_diameter: 0.312 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 6210-01-288-2917, 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
21042-0005
NSN: 6210-01-288-2917
FSC: 6210 — Indoor and Outdoor Electric Lighting Fixtures
CAGE: 27914 — HONEYWELL INTERNATIONAL INC DBA HONEYWELL (USA)
SPECIFICATIONS
materialPLASTIC POLYCARBONATE LENS
thread_class2A A
thread_seriesUNF
overall_length0.920 INCHES NOMINAL IN
mounting_methodEXTERNAL THREAD
thread_diameter0.312 INCHES IN
thread_quantity26 PER INCH
overall_diameter0.500 INCHES NOMINAL IN
style_designatorFLAT
thread_directionRIGHT-HAND
surface_conditionSMOOTH BACK
effective_diameter0.375 INCHES NOMINAL IN
NSN6210-01-288-2917
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LENS,LIGHT TITLE COMPONENT PN 21042-0005 MFR LENS,LIGHT
KEY FEATURES
•
THREAD DIAMETER: 0.312 INCHES IN
•
EFFECTIVE DIAMETER: 0.375 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.500 INCHES NOMINAL IN
•
THREAD SERIES: UNF
•
MOUNTING METHOD: EXTERNAL THREAD
•
HOLDER SURFACE TREATMENT: NICKEL
•
STYLE DESIGNATOR: FLAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: LP-393 FED SPEC SINGLE MATERIAL RESPONSE LENS
TECHNICAL CHARACTERISTICS
THREAD DIAMETER0.312 INCHES IN
EFFECTIVE DIAMETER0.375 INCHES NOMINAL IN
OVERALL DIAMETER0.500 INCHES NOMINAL IN
THREAD SERIESUNF
MOUNTING METHODEXTERNAL THREAD
HOLDER SURFACE TREATMENTNICKEL
STYLE DESIGNATORFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONLP-393 FED SPEC SINGLE MATERIAL RESPONSE LENS
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 72 ASSN STD SINGLE MATERIAL RESPONSE HOLDER
OVERALL LENGTH0.920 INCHES NOMINAL IN
OTHER ITEMS IN FSC 6210 — Indoor and Outdoor Electric Lighting Fixtures
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6210-00-000-0172 6210-00-001-1334 6210-00-001-1421 6210-00-001-1422 6210-00-001-1423 6210-00-001-1424 6210-00-001-1425 6210-00-001-1426
SUBSTITUTES & CROSS-REFERENCES 2
856-M-RReference document
Same NSN cross-reference
Reference document — Design control — primary reference
2088677-0005Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21042-0005?
21042-0005 is a LENS,LIGHT.
What parts can replace 21042-0005?
There are 2 known substitutes for 21042-0005: 856-M-R, 2088677-0005. Substitute compatibility should be verified for your specific system.
What is the NSN for 21042-0005?
21042-0005 is cataloged in the U.S. Government catalog under NSN 6210-01-288-2917. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.