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668-011 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

668-011: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 HANDLE, thread_class: 3A A, thread_length: 0.250 INCHES MINIMUM IN, overall_length: 2.938 INCHES MINIMUM AND 3.062 INCHES MAXIMUM IN, mounting_method: THREADED SHAFT, handle_clearance: 1.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-662-6255, 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
668-011
NSN: 3120-00-662-6255
NIINs: 006626255, 014421700
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 304 HANDLE
thread_class3A A
thread_length0.250 INCHES MINIMUM IN
overall_length2.938 INCHES MINIMUM AND 3.062 INCHES MAXIMUM IN
mounting_methodTHREADED SHAFT
handle_clearance1.063 INCHES NOMINAL IN
style_designatorROUND
surface_treatmentPASSIVATE HANDLE
nominal_thread_size0.112 INCHES IN
integral_shaft_styleROUND
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE HANDLE
NSN3120-00-662-6255
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 668-011 · 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: 250.0 MICROINCHES OVERALL
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 3.2400 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH250.0 MICROINCHES OVERALL
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER3.2400 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.9985 INCHES MINIMUM AND 2.9995 INCHES MAXIMUM IN
HARDNESS RATING84.0 ROCKWELL B NOMINAL OVERALL
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 668-011?
668-011 is a BEARING,SLEEVE.
What is the NSN for 668-011?
668-011 is cataloged in the U.S. Government catalog under NSN 3120-00-662-6255. This indicates validated use in U.S. government and defense supply chains.
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