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Technical Data Sheet
PartsTable / COMPONENT / 408597
408597 ✓ 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 408597 is a the manufacturer industrial component. Key specifications include hole_diameter: 0.265 INCHES NOMINAL IN, outside_diameter: 0.545 INCHES NOMINAL IN, fsc_application_data: TURBO FAN ENGINE, end_item_identification: B-1B AIRCRAFT, distance_from_centerline_to_end_of_key: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-141-9657, 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
408597
NSN: 3120-00-141-9657
FSC: 3120
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
hole_diameter0.265 INCHES NOMINAL IN
outside_diameter0.545 INCHES NOMINAL IN
fsc_application_dataTURBO FAN ENGINE
end_item_identificationB-1B AIRCRAFT
distance_from_centerline_to_end_of_key0.375 INCHES NOMINAL IN
NSN3120-00-141-9657
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 408597 · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY INSIDE DIAMETER: 0.2560 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.3020 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: WW-T-700/3,TY 3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALALUMINUM ALLOY 2024 OVERALL
CORNER SHAPESQUARE ALL CORNERS
BODY INSIDE DIAMETER0.2560 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
OVERALL LENGTH0.1500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.3020 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T-700/3,TY 3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
7703980Interchangeable
interchangeable cross-reference
interchangeable
A865Interchangeable
interchangeable cross-reference
interchangeable
408597Interchangeable
interchangeable cross-reference
interchangeable
9N2036Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 408597?
408597 is a 408597.
What parts can replace 408597?
There are 4 known substitutes for 408597: 7703980, A865, 408597 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 408597?
408597 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-141-9657. 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