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3864-45PCB5 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

3864-45PCB5: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE INSIDE LEFT CORNER, flange_width: 0.1250 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM IN, overall_length: 1.0000 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.7520 INCHES MINIMUM AND 0.7525 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-661-7668, 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
3864-45PCB5
NSN: 3120-00-661-7668
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.1250 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM IN
overall_length1.0000 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.7520 INCHES MINIMUM AND 0.7525 INCHES MAXIMUM IN
body_outside_diameter1.0655 INCHES MINIMUM AND 1.0660 INCHES MAXIMUM IN
flange_outside_diameter1.1875 INCHES MINIMUM AND 1.1880 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5687,TY 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-661-7668
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3864-45PCB5 · 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 INSIDE RIGHT CORNER
•
FLANGE OUTSIDE DIAMETER: 1.1875 INCHES MINIMUM AND 1.1880 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 1.0655 INCHES MINIMUM AND 1.0660 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
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
CORNER SHAPESQUARE INSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER1.1875 INCHES MINIMUM AND 1.1880 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.0655 INCHES MINIMUM AND 1.0660 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687,TY 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
2764-204PCM4Reference document
Same NSN cross-reference
Reference document — Secondary reference
3864-74PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
3964-11REVAPC24Reference document
Same NSN cross-reference
Reference document — Secondary reference
2764-66ALT3M3PCZ3Reference document
Same NSN cross-reference
Reference document — Secondary reference
3064-17PCS3Reference 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 3864-45PCB5?
3864-45PCB5 is a BEARING,SLEEVE.
What parts can replace 3864-45PCB5?
There are 5 known substitutes for 3864-45PCB5: 2764-204PCM4, 3864-74PC33, 3964-11REVAPC24 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3864-45PCB5?
3864-45PCB5 is cataloged in the U.S. Government catalog under NSN 3120-00-661-7668. 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.