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752-6405310-20 — ROLLER,LINEAR-ROTARY MOTION

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

752-6405310-20: ROLLER,LINEAR-ROTARY MOTION.

The ROLLER,LINEAR-ROTARY MOTION is a the manufacturer industrial component. Key specifications include face_width: 0.880 INCHES NOMINAL IN, outside_diameter: 2.000 INCHES NOMINAL IN, style_designator: PLAIN, COUNTERBORED, counterbore_depth: 0.520 INCHES NOMINAL IN, bore_inside_diameter: 0.514 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN, counterbore_diameter: 1.190 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-419-0785, 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
752-6405310-20
NSN: 3120-01-419-0785
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
face_width0.880 INCHES NOMINAL IN
outside_diameter2.000 INCHES NOMINAL IN
style_designatorPLAIN, COUNTERBORED
counterbore_depth0.520 INCHES NOMINAL IN
bore_inside_diameter0.514 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
counterbore_diameter1.190 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
chamfer/radius_of_outside_corner0.062 IN. CHAMFER BY 45.0 DEG IN
NSN3120-01-419-0785
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 752-6405310-20 · 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
•
STYLE DESIGNATOR: PLAIN, COUNTERBORED
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
COUNTERBORE DEPTH: 0.520 INCHES NOMINAL IN
•
COUNTERBORE DIAMETER: 1.190 INCHES NOMINAL IN
•
CHAMFER/RADIUS OF OUTSIDE CORNER: 0.062 IN. CHAMFER BY 45.0 DEG IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
FACE WIDTH: 0.880 INCHES NOMINAL IN
•
BORE INSIDE DIAMETER: 0.514 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN, COUNTERBORED
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
COUNTERBORE DEPTH0.520 INCHES NOMINAL IN
COUNTERBORE DIAMETER1.190 INCHES NOMINAL IN
CHAMFER/RADIUS OF OUTSIDE CORNER0.062 IN. CHAMFER BY 45.0 DEG IN
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH0.880 INCHES NOMINAL IN
BORE INSIDE DIAMETER0.514 INCHES MINIMUM AND 0.525 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 752-6405310-20?
752-6405310-20 is a ROLLER,LINEAR-ROTARY MOTION.
What is the NSN for 752-6405310-20?
752-6405310-20 is cataloged in the U.S. Government catalog under NSN 3120-01-419-0785. 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.