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203-036-0003 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

203-036-0003: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: RUBBER SEAL, overall_width: 1.1260 INCHES MINIMUM AND 1.1560 INCHES MAXIMUM IN, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING, overall_outside_diameter: 5.9996 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN, lubrication_material_document_and_classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-232-7980, 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
203-036-0003
NSN: 3110-00-232-7980
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 95542 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER SEAL
overall_width1.1260 INCHES MINIMUM AND 1.1560 INCHES MAXIMUM IN
style_designatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
overall_outside_diameter5.9996 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-232-7980
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 203-036-0003 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
•
OVERALL OUTSIDE DIAMETER: 5.9996 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP E52100 BALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH1.1260 INCHES MINIMUM AND 1.1560 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER5.9996 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 BALL
MATERIALGREASE LUBRICATION
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIALRUBBER SEAL
MATERIALSTEEL COMP E52100 INNER RING
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
FK050BM5Z050220Reference 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 203-036-0003?
203-036-0003 is a BEARING,BALL,DUPLEX.
What parts can replace 203-036-0003?
There is 1 known substitute for 203-036-0003: FK050BM5Z050220. Substitute compatibility should be verified for your specific system.
What is the NSN for 203-036-0003?
203-036-0003 is cataloged in the U.S. Government catalog under NSN 3110-00-232-7980. This indicates validated use in U.S. government and defense supply chains.
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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.