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Technical Data Sheet
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3261619 — KIT,ENGINEERING CHANGE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

3261619: KIT,ENGINEERING CHANGE.

The KIT,ENGINEERING CHANGE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-00-339-4614, 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
3261619
NSN: 3120-00-339-4614
NIINs: 003394614, 010173003
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 55380 — HATCH & KIRK, INC. (USA)
SPECIFICATIONS
Part Number3261619
NSN3120-00-339-4614
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3261619 · 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
•
FLANGE OUTSIDE DIAMETER: 2.7500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.4380 INCHES MINIMUM AND 2.4390 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
BODY INSIDE DIAMETER: 2.0040 INCHES MINIMUM AND 2.0060 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.6250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER2.7500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.4380 INCHES MINIMUM AND 2.4390 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH1.5000 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.0040 INCHES MINIMUM AND 2.0060 INCHES MAXIMUM IN
FLANGE WIDTH0.6250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
A3142724Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3261619?
3261619 is a KIT,ENGINEERING CHANGE.
What parts can replace 3261619?
There is 1 known substitute for 3261619: A3142724. Substitute compatibility should be verified for your specific system.
What is the NSN for 3261619?
3261619 is cataloged in the U.S. Government catalog under NSN 3120-00-339-4614. 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.