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4770P — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4770P: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, special_features: GREEN IN COLOR, HOLES TO BE FREE OF PAINT AND PRIMER, surface_treatment: PAINT, mounting_hole_type: PLAIN, end_item_identification: 2350-01-513-4793, part_name_assigned_by_controlling_agency: WEAPON MOUNTING BRACKET. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-339-2640, 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
4770P
NSN: 3120-00-339-2640
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
special_featuresGREEN IN COLOR, HOLES TO BE FREE OF PAINT AND PRIMER
surface_treatmentPAINT
mounting_hole_typePLAIN
end_item_identification2350-01-513-4793
part_name_assigned_by_controlling_agencyWEAPON MOUNTING BRACKET
NSN3120-00-339-2640
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4770P · 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 1
163835Reference 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 4770P?
4770P is a BEARING,SLEEVE.
What parts can replace 4770P?
There is 1 known substitute for 4770P: 163835. Substitute compatibility should be verified for your specific system.
What is the NSN for 4770P?
4770P is cataloged in the U.S. Government catalog under NSN 3120-00-339-2640. 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.