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A144011 — CRANKSHAFT,ENGINE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

A144011: CRANKSHAFT,ENGINE.

The CRANKSHAFT,ENGINE is a the manufacturer industrial component. Key specifications include overall_length: 24.719 INCHES NOMINAL IN, special_features: STEEL,FORGED; W/FOUR CONNECTING ROD BEARING JOURNALS; FIVE MAIN BEARING JOURNAL SUPPORTS, end_item_identification: 3930-01-076-4237, engine_model_number_for_which_designed: 207. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-880-5833, 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
A144011
NSN: 3120-00-880-5833
NIINs: 008805833, 011009284
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 88958 — MASSA PRODUCTS CORPORATION (USA)
SPECIFICATIONS
overall_length24.719 INCHES NOMINAL IN
special_featuresSTEEL,FORGED; W/FOUR CONNECTING ROD BEARING JOURNALS; FIVE MAIN BEARING JOURNAL SUPPORTS
end_item_identification3930-01-076-4237
engine_model_number_for_which_designed207
NSN3120-00-880-5833
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A144011 · 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
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CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.4906 INCHES MINIMUM AND 0.5062 INCHES MAXIMUM IN
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STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.3900 INCHES MINIMUM AND 0.4062 INCHES MAXIMUM IN
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ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 1 SLOT
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.4906 INCHES MINIMUM AND 0.5062 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.8120 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.3900 INCHES MINIMUM AND 0.4062 INCHES MAXIMUM IN
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 SLOT
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 A144011?
A144011 is a CRANKSHAFT,ENGINE.
What is the NSN for A144011?
A144011 is cataloged in the U.S. Government catalog under NSN 3120-00-880-5833. 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.