PartsTable
Technical Data Sheet
12990 ✓ Verified by PartsTable
Clementoni · 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

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Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 12990
NSN: 6145-01-273-0074
FSC: 6145
CAGE: 3ET41 — RSCC WIRE & CABLE LLC DBA MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE - EAST GRANBY (USA)
SPECIFICATIONS
colorWHITE FIRST POSITION COVER ALL CONDUCTORS
materialPLASTIC POLYOLEFIN FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
conductor_formSTRANDED ALL CONDUCTORS
voltage_rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
special_featuresPLASTIC,POLYOLEFIN IS IRRADIATED AND CROSS-LINKED
surface_treatmentTIN CORE CONDUCTOR ALL CONDUCTORS
conductor_quantity4
round_conductor_size12 AWG ALL CONDUCTORS
cross-sectional_shape_styleROUND
strand_awg_size_per_conductor28 ALL CONDUCTORS
strand_quantity_per_conductor37 ALL CONDUCTORS
cross_section_outside_diameter0.430 INCHES NOMINAL IN
NSN6145-01-273-0074
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 12990 · Clementoni ⚠ 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
CROSS-SECTIONAL SHAPE STYLE: ROUND
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE
STRAND AWG SIZE PER CONDUCTOR: 28 ALL CONDUCTORS
MATERIAL: COPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
CONDUCTOR ARRANGEMENT AND QUANTITY: 4 SINGLES
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEROUND
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-I-631,TYPE G MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION TAPE CABLE
SPECIAL FEATURESPLASTIC,POLYOLEFIN IS IRRADIATED AND CROSS-LINKED
STRAND AWG SIZE PER CONDUCTOR28 ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MATERIALCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
CONDUCTOR ARRANGEMENT AND QUANTITY4 SINGLES
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
MATERIALRUBBER CHLOROPRENE CLASS CR FIFTH POSITION JACKET CABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
KERATOMETERInterchangeable
interchangeable cross-reference
interchangeable
12990Interchangeable
interchangeable cross-reference
interchangeable
253011FInterchangeable
interchangeable cross-reference
interchangeable
125-410-1132Interchangeable
interchangeable cross-reference
interchangeable
456004Interchangeable
interchangeable cross-reference
interchangeable
C54813Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12990?
12990 is a COUNTERWEIGHT,AIR COMPRESSOR manufactured by Clementoni. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12990?
There are 10 known substitutes for 12990: KERATOMETER, 12990, 253011F and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12990?
12990 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-273-0074. This indicates validated use in U.S. government and defense supply chains.
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