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Technical Data Sheet
PartsTable / MRO / 77037-4
77037-4 ✓ Verified by PartsTable
Legrand · 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 77037-4 is a Legrand industrial component. Key specifications include material: STEEL, mounting_hole_type: THREADED, end_item_identification: 5895-01-533-4439, INSTALLATION KIT, ELECTRONIC EQUIPMENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-139-6163, 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→ 77037-4
NSN: 6145-01-139-6163
FSC: 6145
CAGE: 55944 — WINCHESTER INTERCONNECT CM CA, INC. (USA)
SPECIFICATIONS
materialSTEEL
mounting_hole_typeTHREADED
mounting_hole_quantity2
end_item_identification5895-01-533-4439, INSTALLATION KIT, ELECTRONIC EQUIPMENT
NSN6145-01-139-6163
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 77037-4 · Legrand ⚠ 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
•
MATERIAL: TIN SECOND POSITION SHIELD BRAID METALLIC CABLE
•
STRAND QUANTITY PER CONDUCTOR: 7 ALL CONDUCTORS
•
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
•
ROUND CONDUCTOR SIZE: 22 AWG ALL CONDUCTORS
•
SURFACE TREATMENT: TIN CORE CONDUCTOR ALL CONDUCTORS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALTIN SECOND POSITION SHIELD BRAID METALLIC CABLE
STRAND QUANTITY PER CONDUCTOR7 ALL CONDUCTORS
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
ROUND CONDUCTOR SIZE22 AWG ALL CONDUCTORS
SURFACE TREATMENTTIN CORE CONDUCTOR ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR ALL CONDUCTORS
MATERIALPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
MATERIALCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR ALL CONDUCTORS
COLORWHITE SECOND POSITION COVER SECOND CONDUCTOR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR ALL CONDUCTORS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
B24-19/36N-S2VUpgraded Successor
successor cross-reference
successor
3210Upgraded Successor
successor cross-reference
successor
MIL-C-55021/1Upgraded Successor
successor cross-reference
successor
MPD1507Upgraded Successor
successor cross-reference
successor
9144226Upgraded Successor
successor cross-reference
successor
MIL-C-55021/2Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77037-4?
77037-4 is a 77037-4 manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What parts can replace 77037-4?
There are 21 known substitutes for 77037-4: B24-19/36N-S2V, 3210, MIL-C-55021/1 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77037-4?
77037-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-139-6163. 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