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203-044-0007 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

203-044-0007: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: GREASE LUBRICATION, bore_diameter: 2.3123 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN, overall_width: 0.4800 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING, end_item_identification: JOINT STARS TARGET RADAR SYSTEM, overall_outside_diameter: 2.8747 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-458-7911, 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
203-044-0007
NSN: 3110-01-458-7911
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 95542 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialGREASE LUBRICATION
bore_diameter2.3123 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN
overall_width0.4800 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
style_designatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
end_item_identificationJOINT STARS TARGET RADAR SYSTEM
overall_outside_diameter2.8747 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
material_document_and_classificationUNABLE TO DECODE
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC 2ND MATERIAL RESPONSE
NSN3110-01-458-7911
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 203-044-0007 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
OVERALL OUTSIDE DIAMETER: 2.8747 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
•
BORE DIAMETER: 2.3123 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN
•
MATERIAL: GREASE LUBRICATION
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
OVERALL WIDTH0.4800 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.8747 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONJOINT STARS TARGET RADAR SYSTEM
BORE DIAMETER2.3123 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM IN
MATERIALGREASE LUBRICATION
MATERIALRUBBER SEAL
MATERIALSTEEL COMP 440C BALL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC 2ND MATERIAL RESPONSE
SUBSTITUTES & CROSS-REFERENCES 1
95542SOCN203-044-0007Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 203-044-0007?
203-044-0007 is a BEARING,BALL,DUPLEX.
What parts can replace 203-044-0007?
There is 1 known substitute for 203-044-0007: 95542SOCN203-044-0007. Substitute compatibility should be verified for your specific system.
What is the NSN for 203-044-0007?
203-044-0007 is cataloged in the U.S. Government catalog under NSN 3110-01-458-7911. 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.