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AR4E8W-3 — BEARING,PLAIN,ROD END

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

AR4E8W-3: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include end_item_identification: KC-46 AIRCRAFT, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-019-2502, 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
AR4E8W-3
NSN: 3120-01-019-2502
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 50294 — NEW HAMPSHIRE BALL BEARINGS INC DIV PRECISION DIVISION (USA)
SPECIFICATIONS
end_item_identificationKC-46 AIRCRAFT
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN3120-01-019-2502
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: AR4E8W-3 · 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
SUBSTITUTES & CROSS-REFERENCES 8
BACB10Y4TSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KBE4-150WTReference document
Same NSN cross-reference
Reference document — Secondary reference
MSSK-4AS-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
10E04-116TReference document
Same NSN cross-reference
Reference document — Secondary reference
ARB4E60TWReference document
Same NSN cross-reference
Reference document — Secondary reference
51588-041VLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AR4E8W-3?
AR4E8W-3 is a BEARING,PLAIN,ROD END.
What parts can replace AR4E8W-3?
There are 8 known substitutes for AR4E8W-3: BACB10Y4T, KBE4-150WT, MSSK-4AS-2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AR4E8W-3?
AR4E8W-3 is cataloged in the U.S. Government catalog under NSN 3120-01-019-2502. 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.