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148522 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

148522: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.1562 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.6330 INCHES MINIMUM AND 0.6340 INCHES MAXIMUM IN, body_outside_diameter: 0.8450 INCHES MINIMUM AND 0.8460 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-661-7857, 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
148522
NSN: 3120-00-661-7857
NIINs: 006617857, 011967768
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 71956 — RELIANCE ELECTRIC COMPANY DBA RELIANCE & DODGE BRANDS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.1562 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.6330 INCHES MINIMUM AND 0.6340 INCHES MAXIMUM IN
body_outside_diameter0.8450 INCHES MINIMUM AND 0.8460 INCHES MAXIMUM IN
NSN3120-00-661-7857
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 148522 · 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: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.8450 INCHES MINIMUM AND 0.8460 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.6330 INCHES MINIMUM AND 0.6340 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.8450 INCHES MINIMUM AND 0.8460 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.1562 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6330 INCHES MINIMUM AND 0.6340 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
B1077-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
B-1077 ITEM 1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 148522?
148522 is a BEARING,SLEEVE.
What parts can replace 148522?
There are 2 known substitutes for 148522: B1077-1, B-1077 ITEM 1. Substitute compatibility should be verified for your specific system.
What is the NSN for 148522?
148522 is cataloged in the U.S. Government catalog under NSN 3120-00-661-7857. 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.