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2528081 — BEARING,PLAIN,SELF-ALIGNING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

2528081: BEARING,PLAIN,SELF-ALIGNING.

The BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include bore_diameter: 1.7492 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN, style_designator: WITHOUT INSERT OR LINER, inner_member_width: 1.8070 INCHES MINIMUM AND 1.8120 INCHES MAXIMUM IN, outer_member_width: 1.3120 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN, outer_member_outside_diameter: 2.9992 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-446-9376, 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
2528081
NSN: 3120-00-446-9376
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
bore_diameter1.7492 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
style_designatorWITHOUT INSERT OR LINER
inner_member_width1.8070 INCHES MINIMUM AND 1.8120 INCHES MAXIMUM IN
outer_member_width1.3120 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN
outer_member_outside_diameter2.9992 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
NSN3120-00-446-9376
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2528081 · 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
•
INNER MEMBER WIDTH: 1.8070 INCHES MINIMUM AND 1.8120 INCHES MAXIMUM IN
•
OUTER MEMBER WIDTH: 1.3120 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
BORE DIAMETER: 1.7492 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
•
OUTER MEMBER OUTSIDE DIAMETER: 2.9992 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INNER MEMBER WIDTH1.8070 INCHES MINIMUM AND 1.8120 INCHES MAXIMUM IN
OUTER MEMBER WIDTH1.3120 INCHES MINIMUM AND 1.3220 INCHES MAXIMUM IN
STYLE DESIGNATORWITHOUT INSERT OR LINER
BORE DIAMETER1.7492 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
OUTER MEMBER OUTSIDE DIAMETER2.9992 INCHES MINIMUM AND 3.0000 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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2528081?
2528081 is a BEARING,PLAIN,SELF-ALIGNING.
What is the NSN for 2528081?
2528081 is cataloged in the U.S. Government catalog under NSN 3120-00-446-9376. 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.