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1143584R1 — DRIVE UNIT,ELECTROHYDRAULIC

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

1143584R1: DRIVE UNIT,ELECTROHYDRAULIC.

The DRIVE UNIT,ELECTROHYDRAULIC is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY INNER LAYER, corner_shape: CHAMFERED INSIDE RIGHT CORNER, overall_length: 2.1150 INCHES MINIMUM AND 2.1350 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 2.0200 INCHES MINIMUM AND 2.0250 INCHES MAXIMUM IN, body_outside_diameter: 2.1870 INCHES MINIMUM AND 2.1880 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-740-9743, 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
1143584R1
NSN: 3120-00-740-9743
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialCOPPER ALLOY INNER LAYER
corner_shapeCHAMFERED INSIDE RIGHT CORNER
overall_length2.1150 INCHES MINIMUM AND 2.1350 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter2.0200 INCHES MINIMUM AND 2.0250 INCHES MAXIMUM IN
body_outside_diameter2.1870 INCHES MINIMUM AND 2.1880 INCHES MAXIMUM IN
lubricant_accommodation_styleGROOVED SINGLE LOOP
NSN3120-00-740-9743
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1143584R1 · 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
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
BODY OUTSIDE DIAMETER: 2.1870 INCHES MINIMUM AND 2.1880 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 2.0200 INCHES MINIMUM AND 2.0250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
BODY OUTSIDE DIAMETER2.1870 INCHES MINIMUM AND 2.1880 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH2.1150 INCHES MINIMUM AND 2.1350 INCHES MAXIMUM IN
BODY INSIDE DIAMETER2.0200 INCHES MINIMUM AND 2.0250 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED SINGLE LOOP
MATERIALSTEEL OUTER LAYER
SUBSTITUTES & CROSS-REFERENCES 6
HCF444AReference document
Same NSN cross-reference
Reference document — Secondary reference
1624N2Reference document
Same NSN cross-reference
Reference document — Secondary reference
915464Reference document
Same NSN cross-reference
Reference document — Secondary reference
113584R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
KC9313Reference document
Same NSN cross-reference
Reference document — Secondary reference
HCF444Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1143584R1?
1143584R1 is a DRIVE UNIT,ELECTROHYDRAULIC.
What parts can replace 1143584R1?
There are 6 known substitutes for 1143584R1: HCF444A, 1624N2, 915464 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1143584R1?
1143584R1 is cataloged in the U.S. Government catalog under NSN 3120-00-740-9743. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.