PartsTable
Technical Data Sheet
TTSU-1-1/2 ✓ 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 TTSU-1-1/2 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-110-2075, 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
TTSU-1-1/2
NSN: 6145-00-110-2075
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberTTSU-1-1/2
NSN6145-00-110-2075
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: TTSU-1-1/2 · 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: 300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
CROSS-SECTIONAL SHAPE STYLE: ROUND
CONDUCTOR QUANTITY: 3
COLOR: GRAY/GREY FIRST POSITION JACKET CABLE
ROUND CONDUCTOR SIZE: 22 AWG ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATION: STM B3 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MATERIAL: COPPER CORE CONDUCTOR ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
CROSS-SECTIONAL SHAPE STYLEROUND
CONDUCTOR QUANTITY3
COLORGRAY/GREY FIRST POSITION JACKET CABLE
ROUND CONDUCTOR SIZE22 AWG ALL CONDUCTORS
MATERIAL DOCUMENT AND CLASSIFICATIONSTM B3 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
MATERIALCOPPER CORE CONDUCTOR ALL CONDUCTORS
STRAND AWG SIZE PER CONDUCTOR30 ALL CONDUCTORS
CROSS SECTION OUTSIDE DIAMETER0.320 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
MIL-C-915/23Upgraded Successor
successor cross-reference
successor
MIL-C-915/37Upgraded Successor
successor cross-reference
successor
TTHFWA-3Upgraded Successor
successor cross-reference
successor
MIL-DTL-24643/23Upgraded Successor
successor cross-reference
successor
M24643/23-05UNUpgraded Successor
successor cross-reference
successor
TTSU-15Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TTSU-1-1/2?
TTSU-1-1/2 is a TTSU-1-1/2.
What parts can replace TTSU-1-1/2?
There are 19 known substitutes for TTSU-1-1/2: MIL-C-915/23, MIL-C-915/37, TTHFWA-3 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TTSU-1-1/2?
TTSU-1-1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-110-2075. This indicates validated use in U.S. government and defense supply chains.
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