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174669 — BEARING UNIT,PLAIN

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

174669: BEARING UNIT,PLAIN.

The BEARING UNIT,PLAIN is a the manufacturer industrial component. Key specifications include special_features: NAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M., end_item_identification: DIGITAL TERMINAL RADAR AIRPORT SURVEILLANCE RADAR (ASR11), part_name_assigned_by_controlling_agency: BEARING/BULLGEAR. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-528-7783, 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
174669
NSN: 3130-01-528-7783
FSC: 3130 — Bearings, Mounted
CAGE: 08125 — U S DEPT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION (USA)
SPECIFICATIONS
special_featuresNAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M.
end_item_identificationDIGITAL TERMINAL RADAR AIRPORT SURVEILLANCE RADAR (ASR11)
part_name_assigned_by_controlling_agencyBEARING/BULLGEAR
NSN3130-01-528-7783
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 174669 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESNAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M.
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING/BULLGEAR
END ITEM IDENTIFICATIONDIGITAL TERMINAL RADAR AIRPORT SURVEILLANCE RADAR (ASR11)
OTHER ITEMS IN FSC 3130 — Bearings, Mounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 174669?
174669 is a BEARING UNIT,PLAIN.
What is the NSN for 174669?
174669 is cataloged in the U.S. Government catalog under NSN 3130-01-528-7783. 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.