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Technical Data Sheet
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2AT299 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: MICA COVERING SINGLE COVERING MATERIAL, overall_width: 1.875 INCHES MINIMUM AND 1.968 INCHES MAXIMUM IN, overall_length: 41.690 INCHES MINIMUM AND 41.810 INCHES MAXIMUM IN, features_provided: INTEGRAL POLE CORE, surface_treatment: VARNISH IMPREGNATION, coil_type_and_quantity: 1 FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-155-4297, 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
2AT299
NSN: 3120-01-155-4297
FSC: 3120
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialMICA COVERING SINGLE COVERING MATERIAL
overall_width1.875 INCHES MINIMUM AND 1.968 INCHES MAXIMUM IN
overall_length41.690 INCHES MINIMUM AND 41.810 INCHES MAXIMUM IN
features_providedINTEGRAL POLE CORE
surface_treatmentVARNISH IMPREGNATION
coil_type_and_quantity1 FLAT
end_item_identificationHUB AND SHAFT GROUP,REAR AXLE
terminal_type_and_quantity2 ROUND WIRE LEAD ALL TERMINALS
criticality_code_justificationAGAV
part_name_assigned_by_controlling_agencyCONE-BEARING INNER
NSN3120-01-155-4297
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2AT299 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
221723Interchangeable
interchangeable cross-reference
interchangeable
ES3649-05Interchangeable
interchangeable cross-reference
interchangeable
283-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2AT299?
2AT299 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 2AT299?
There are 3 known substitutes for 2AT299: 221723, ES3649-05, 283-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 2AT299?
2AT299 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-155-4297. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026