PartsTable
Technical Data Sheet
PartsTable / MRO / 99-66
99-66 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Stranded for flexible routing, solid for conduit THHN/THWN dual-rated — check both tables
Ampacity depends on installation method
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include special_features: PROTECTS AGAINST BUILDUP OF GERMS AND BACTERIA ON INSTRUMENT LENS; PACKAGE OF 25, end_item_identification: 6520-01-533-0585 CURING LIGHT, DENTAL, part_name_assigned_by_controlling_agency: REPLACEMENT LENS CAP 25S. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-171-0821, 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
MRO→ MRO_GENERAL→ 99-66
NSN: 6145-00-171-0821
FSC: 6145
CAGE: 16428 — BELDEN WIRE & CABLE COMPANY LLC DBA BELDEN CDT ELECTRONICS DIVISION (USA)
SPECIFICATIONS
special_featuresPROTECTS AGAINST BUILDUP OF GERMS AND BACTERIA ON INSTRUMENT LENS; PACKAGE OF 25
end_item_identification6520-01-533-0585 CURING LIGHT, DENTAL
part_name_assigned_by_controlling_agencyREPLACEMENT LENS CAP 25S
NSN6145-00-171-0821
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 99-66 · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
•
MATERIAL: COPPER THIRD POSITION SHIELD BRAID METALLIC CABLE
•
TEMP RATING: -40.0 CELSIUS AND 105.0 CELSIUS DEGC
•
CONDUCTOR QUANTITY: 2
•
COLOR: GRAY/GREY FOURTH POSITION JACKET CABLE
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MATERIALCOPPER THIRD POSITION SHIELD BRAID METALLIC CABLE
TEMP RATING-40.0 CELSIUS AND 105.0 CELSIUS DEGC
CONDUCTOR QUANTITY2
COLORGRAY/GREY FOURTH POSITION JACKET CABLE
MATERIALCOPPER CORE CONDUCTOR ALL CONDUCTORS
COLORWHITE FIRST POSITION PRIMARY INSULATION FIRST CONDUCTOR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MATERIALPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET ALL CONDUCTORS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
B24-19/36N-S2VUpgraded Successor
successor cross-reference
successor
3210Upgraded Successor
successor cross-reference
successor
MIL-C-55021/1Upgraded Successor
successor cross-reference
successor
710922-25Upgraded Successor
successor cross-reference
successor
G319406-1Upgraded Successor
successor cross-reference
successor
3221Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99-66?
99-66 is a CONNECTOR,PLUG,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 99-66?
There are 23 known substitutes for 99-66: B24-19/36N-S2V, 3210, MIL-C-55021/1 and 20 more. Substitute compatibility should be verified for your specific system.
Is 99-66 still available?
99-66 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