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02684 — BEARING,SLEEVE

✓ Government record, cited
Trefl · BALL BEARING
PRODUCT OVERVIEW

02684: BEARING,SLEEVE.

The BEARING,SLEEVE is a Trefl industrial component. Key specifications include part_name_assigned_by_controlling_agency: 24 IN/ 61CM SPROCKET NOSE BAR. CM.

This part is cataloged in the U.S. Government catalog under NSN 3120-00-037-4859, 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
02684
NSN: 3120-00-037-4859
NIINs: 000374859, 016250552
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agency24 IN/ 61CM SPROCKET NOSE BAR. CM
NSN3120-00-037-4859
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 02684 · Trefl ⚠ 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: 100.0 MICROINCHES RIGHT END SURFACE OF BODY
•
SURFACE TREATMENT: LEAD ALLOY OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH100.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH20.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH20.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE TREATMENTLEAD ALLOY OVERALL
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 02684?
02684 is a BEARING,SLEEVE manufactured by Trefl.
What is the NSN for 02684?
02684 is cataloged in the U.S. Government catalog under NSN 3120-00-037-4859. 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.