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668012 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

668012: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BLADE, quantity: 10, blade_length: 21.0 MILLIMETERS NOMINAL MM, size_designator: 70, part_name_assigned_by_controlling_agency: FILE PULP CANAL DEN CRS 21MM BLADE PLASTIC HANDLE SZ70 OGEE 10S MM. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-949-0366, 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
668012
NSN: 3120-00-949-0366
NIINs: 009490366, 011828661
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BLADE
quantity10
blade_length21.0 MILLIMETERS NOMINAL MM
size_designator70
special_featuresOGEE DESIGN; OGIVAL CROSS SECTIONAL CONFIGURATION; SHAFT CALIBRATED IN MILLIMETER INCREMENTS; HANDLE 10 MM LG,ROUND CROSS SECTION; CONCAVE LONGITUDINALLY; SHORT HANDLE MM
part_name_assigned_by_controlling_agencyFILE PULP CANAL DEN CRS 21MM BLADE PLASTIC HANDLE SZ70 OGEE 10S MM
NSN3120-00-949-0366
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 668012 · 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
•
SURFACE FINISH: 125.0 MICROINCHES OVERALL
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 2.4900 INCHES MINIMUM AND 2.5100 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OVERALL
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPEROUND LEFT FLANGE BODY CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER2.4900 INCHES MINIMUM AND 2.5100 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.2540 INCHES MINIMUM AND 2.2550 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 668012?
668012 is a BEARING,SLEEVE.
What is the NSN for 668012?
668012 is cataloged in the U.S. Government catalog under NSN 3120-00-949-0366. 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.