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Technical Data Sheet
PartsTable / COMPONENT / T7180
T7180 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE OUTSIDE LEFT CORNER, flange_width: 0.1805 INCHES MINIMUM AND 0.1945 INCHES MAXIMUM IN, overall_length: 1.1250 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 1.1250 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-355-4436, 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
T7180
NSN: 3120-00-355-4436
FSC: 3120
CAGE: 73782 — TOWMOTOR CORP DALLAS PLANT SUB OF CATERPILLAR TRACTOR CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE OUTSIDE LEFT CORNER
flange_width0.1805 INCHES MINIMUM AND 0.1945 INCHES MAXIMUM IN
overall_length1.1250 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter1.1250 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
body_outside_diameter1.4375 INCHES MINIMUM AND 1.4380 INCHES MAXIMUM IN
flange_outside_diameter1.5860 INCHES MINIMUM AND 1.6000 INCHES MAXIMUM IN
NSN3120-00-355-4436
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: T7180 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE OUTSIDE DIAMETER: 1.5860 INCHES MINIMUM AND 1.6000 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.1805 INCHES MINIMUM AND 0.1945 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 1.4375 INCHES MINIMUM AND 1.4380 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 1.1250 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE INSIDE LEFT CORNER
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER1.5860 INCHES MINIMUM AND 1.6000 INCHES MAXIMUM IN
OVERALL LENGTH1.1250 INCHES NOMINAL IN
FLANGE WIDTH0.1805 INCHES MINIMUM AND 0.1945 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.4375 INCHES MINIMUM AND 1.4380 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.1250 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
55122Interchangeable
interchangeable cross-reference
interchangeable
93233Interchangeable
interchangeable cross-reference
interchangeable
5315Interchangeable
interchangeable cross-reference
interchangeable
FFB171Interchangeable
interchangeable cross-reference
interchangeable
5315M1TX9Interchangeable
interchangeable cross-reference
interchangeable
45315Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T7180?
T7180 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace T7180?
There are 22 known substitutes for T7180: 55122, 93233, 5315 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T7180?
T7180 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-355-4436. 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