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Technical Data Sheet
PartsTable / MRO / 37-012
37-012 ✓ 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 37-012 is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A A, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_length: 22.3 MILLIMETERS NOMINAL MM, drive_end_shape: SQUARE SINGLE END INTERNAL, locking_feature: PREVAILING TORQUE ALL NONMETALLIC DESIGN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-214-8028, 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→ 37-012
NSN: 6145-01-214-8028
FSC: 6145
CAGE: 2W733 — BELDEN WIRE AND CABLE CO WIRE AND CABLE OFFICE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A A
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_length22.3 MILLIMETERS NOMINAL MM
drive_end_shapeSQUARE SINGLE END INTERNAL
locking_featurePREVAILING TORQUE ALL NONMETALLIC DESIGN
style_designatorINTERNAL-INTERNAL
thread_directionRIGHT-HAND
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.250 INCHES NOMINAL SINGLE END IN
nominal_thread_size0.164 INCHES IN
NSN6145-01-214-8028
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 37-012 · 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
•
CROSS SECTION OUTSIDE DIAMETER: 0.190 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
TEMP RATING: 150.0 CELSIUS DEGC
•
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
•
STRAND QUANTITY PER CONDUCTOR: 65 SINGLE CONDUCTOR
•
ROUND CONDUCTOR SIZE: 12 AWG SINGLE CONDUCTOR
•
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS SECTION OUTSIDE DIAMETER0.190 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEROUND
TEMP RATING150.0 CELSIUS DEGC
SPECIAL FEATURESA SEPARATOR IS LOCATED BETWEEN CONDUCTOR AND PRIMARY INSULATION
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR65 SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE12 AWG SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
COLORBLACK FIRST POSITION COVER SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR30 SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
37-0112-300Interchangeable
interchangeable cross-reference
interchangeable
D58808-1-14AInterchangeable
interchangeable cross-reference
interchangeable
37-112Interchangeable
interchangeable cross-reference
interchangeable
2-300-677-01Interchangeable
interchangeable cross-reference
interchangeable
34032Interchangeable
interchangeable cross-reference
interchangeable
250WSB/E28-MOGInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37-012?
37-012 is a 37-012. It is classified as a MRO (MRO_GENERAL).
What parts can replace 37-012?
There are 10 known substitutes for 37-012: 37-0112-300, D58808-1-14A, 37-112 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 37-012?
37-012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-214-8028. 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