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Technical Data Sheet
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4-5205-9 — Technical Data Sheet

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— · 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 PANEL ASSEMBLY,INBOARD is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CONSISTS OF HONEYCOMB CORE,TWO ALUMINUMALLOY SKINS,ONE ALUMINUM ALLOY DOUBLER,AND GLASS FABRIC REINFORCEMENT. This part is cataloged in the Federal Logistics Information System under NSN 3120-00-056-9791, 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
4-5205-9
NSN: 3120-00-056-9791
FSC: 3120
CAGE: 19139 — EASTMAN KODAK CO (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCONSISTS OF HONEYCOMB CORE,TWO ALUMINUMALLOY SKINS,ONE ALUMINUM ALLOY DOUBLER,AND GLASS FABRIC REINFORCEMENT
NSN3120-00-056-9791
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4-5205-9 · 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, EXTERNAL FLANGE ONE END
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
MATERIAL: LUBRICANT LUBRICATION
•
FLANGE OUTSIDE DIAMETER: 0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.1225 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
MATERIALLUBRICANT LUBRICATION
FLANGE OUTSIDE DIAMETER0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
FLANGE WIDTH0.1225 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.8140 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.6250 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
18982InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
54A50D18InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
F-8422InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
916919InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6545NCM105104InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
ASSEMBLAGE 972GInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-5205-9?
4-5205-9 is a PANEL ASSEMBLY,INBOARD.
What parts can replace 4-5205-9?
There are 11 known substitutes for 4-5205-9: 18982, 54A50D18, F-8422 and 8 more. Substitute compatibility should be verified for your specific system.
Is 4-5205-9 still available?
4-5205-9 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026