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2680-0172 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

2680-0172: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.333 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.230 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN, fastener_length: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-147-3394, 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
2680-0172
NSN: 3120-00-147-3394
NIINs: 001473394, 011983383
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 27777 — L3 TECHNOLOGIES, INC. DBA INSIGHT TECHNOLOGY DIVISION DIV INSIGHT TECHNOLOGY DIVISION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.333 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.230 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN
fastener_length0.375 INCHES NOMINAL IN
locking_featurePELLET THREADS
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatmentPASSIVATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.190 INCHES IN
NSN3120-00-147-3394
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2680-0172 · 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
•
BODY OUTSIDE DIAMETER: 1.0730 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.6244 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER1.0730 INCHES NOMINAL IN
OVERALL LENGTH1.1250 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6244 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
9240-003-71Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2680-0172?
2680-0172 is a BEARING,SLEEVE.
What parts can replace 2680-0172?
There is 1 known substitute for 2680-0172: 9240-003-71. Substitute compatibility should be verified for your specific system.
What is the NSN for 2680-0172?
2680-0172 is cataloged in the U.S. Government catalog under NSN 3120-00-147-3394. 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.