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Technical Data Sheet
PartsTable / COMPONENT / RG-174/U
RG-174/U ✓ Verified by PartsTable
— · WIRE CABLE
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 RG-174/U is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-606-8237, 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
RG-174/U
NSN: 6145-00-606-8237
FSC: 6145
CAGE: 04569 — NATIONAL WIRE AND CABLE CORPORATION DBA NATIONAL WIRE AND CABLE DIV NATIONAL CABLE MOLDING CORPORATION (USA)
SPECIFICATIONS
Part NumberRG-174/U
NSN6145-00-606-8237
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: RG-174/U · 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
•
COLOR: BLACK THIRD POSITION JACKET SINGLE CONDUCTOR
•
MATERIAL: STEEL CORE CONDUCTOR SINGLE CONDUCTOR
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
STRAND QUANTITY PER CONDUCTOR: 7 SINGLE CONDUCTOR
•
STRAND AWG SIZE PER CONDUCTOR: 34 SINGLE CONDUCTOR
•
ROUND CONDUCTOR SIZE: 26 AWG SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
COLORBLACK THIRD POSITION JACKET SINGLE CONDUCTOR
MATERIALSTEEL CORE CONDUCTOR SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLEROUND
MATERIALCOPPER SECOND POSITION SHIELD BRAID METALLIC SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR7 SINGLE CONDUCTOR
MATERIALPLASTIC, POLYETHYLENE (PP) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR34 SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE26 AWG SINGLE CONDUCTOR
SURFACE TREATMENTTIN SECOND POSITION SHIELD BRAID METALLIC SINGLE CONDUCTOR
SURFACE TREATMENTCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
RG174AUUpgraded Successor
successor cross-reference
successor
MIL-DTL-17/79Upgraded Successor
successor cross-reference
successor
M17/79-RG218Upgraded Successor
successor cross-reference
successor
5767Interchangeable
interchangeable cross-reference
interchangeable
8216Interchangeable
interchangeable cross-reference
interchangeable
CF20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RG-174/U?
RG-174/U is a RG-174/U.
What parts can replace RG-174/U?
There are 28 known substitutes for RG-174/U: RG174AU, MIL-DTL-17/79, M17/79-RG218 and 25 more. Substitute compatibility should be verified for your specific system.
Is RG-174/U still available?
RG-174/U 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