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NTH-4066 — RETAINER AND ROLLERS,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

NTH-4066: RETAINER AND ROLLERS,BEARING.

The RETAINER AND ROLLERS,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, bore_diameter: 2.5020 INCHES MINIMUM AND 2.5170 INCHES MAXIMUM IN, outside_diameter: 4.0800 INCHES MINIMUM AND 4.0950 INCHES MAXIMUM IN, style_designator: RETAINER AND ROLLERS, THRUST, rolling_element_diameter: 0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, retainer_fabrication_method: PRESSED. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-079-7049, 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
NTH-4066
NSN: 3110-01-079-7049
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL RETAINER
bore_diameter2.5020 INCHES MINIMUM AND 2.5170 INCHES MAXIMUM IN
outside_diameter4.0800 INCHES MINIMUM AND 4.0950 INCHES MAXIMUM IN
style_designatorRETAINER AND ROLLERS, THRUST
retainer_piece_quantity2
rolling_element_diameter0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
retainer_fabrication_methodPRESSED
material_document_and_classification66,AISI/SAE E52100 FED STD 1ST MATERIAL RESPONSE ROLLER
NSN3110-01-079-7049
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: NTH-4066 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
ROLLING ELEMENT DIAMETER: 0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: RETAINER AND ROLLERS, THRUST
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE E52100 FED STD 1ST MATERIAL RESPONSE ROLLER
•
OUTSIDE DIAMETER: 4.0800 INCHES MINIMUM AND 4.0950 INCHES MAXIMUM IN
•
BORE DIAMETER: 2.5020 INCHES MINIMUM AND 2.5170 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP E52100 ROLLER
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
ROLLING ELEMENT DIAMETER0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
STYLE DESIGNATORRETAINER AND ROLLERS, THRUST
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE E52100 FED STD 1ST MATERIAL RESPONSE ROLLER
OUTSIDE DIAMETER4.0800 INCHES MINIMUM AND 4.0950 INCHES MAXIMUM IN
BORE DIAMETER2.5020 INCHES MINIMUM AND 2.5170 INCHES MAXIMUM IN
MATERIALSTEEL COMP E52100 ROLLER
MATERIALSTEEL RETAINER
RETAINER PIECE QUANTITY2
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 2
3110010797049Reference document
Same NSN cross-reference
Reference document — Informative reference only
9436972Reference 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 NTH-4066?
NTH-4066 is a RETAINER AND ROLLERS,BEARING.
What parts can replace NTH-4066?
There are 2 known substitutes for NTH-4066: 3110010797049, 9436972. Substitute compatibility should be verified for your specific system.
What is the NSN for NTH-4066?
NTH-4066 is cataloged in the U.S. Government catalog under NSN 3110-01-079-7049. This indicates validated use in U.S. government and defense supply chains.
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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.