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149238 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

149238: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024, hole_diameter: 0.140 INCHES NOMINAL IN, overall_width: 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN, overall_length: 1.400 INCHES NOMINAL IN, special_features: TWO TOP CORNERS ARE RADIUSED 0.120 IN.; TWO BOLT HOLES COUNTERSUNK 0.234 IN.,81 DEGREES IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-293-8932, 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
149238
NSN: 3110-00-293-8932
NIINs: 002938932, 013039663
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024
hole_diameter0.140 INCHES NOMINAL IN
overall_width0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
overall_length1.400 INCHES NOMINAL IN
special_featuresTWO TOP CORNERS ARE RADIUSED 0.120 IN.; TWO BOLT HOLES COUNTERSUNK 0.234 IN.,81 DEGREES IN
surface_treatmentCHROMATE
bolt_hole_quantity2
material_document_and_classificationQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE
bolt_hole_centerline_to_nearest_edge_distance0.185 INCHES NOMINAL IN
surface_treatment_document_and_classificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
outside_edge_to_bolt_hole_center_distance_along_length0.120 INCHES NOMINAL IN
center_to_center_distance_between_bolt_holes_along_length1.160 INCHES NOMINAL IN
NSN3110-00-293-8932
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 149238 · 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
•
BEARING SEAL TYPE: LABYRINTH
•
LUBRICATION MATERIAL: GREASE
•
OUTER RING WIDTH: 0.3150 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 22.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPELABYRINTH
LUBRICATION MATERIALGREASE
OUTER RING WIDTH0.3150 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER22.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 2
88038X1225LReference document
Same NSN cross-reference
Reference document — Secondary reference
88038XR1UReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 149238?
149238 is a BEARING,BALL,ANNULAR.
What parts can replace 149238?
There are 2 known substitutes for 149238: 88038X1225L, 88038XR1U. Substitute compatibility should be verified for your specific system.
What is the NSN for 149238?
149238 is cataloged in the U.S. Government catalog under NSN 3110-00-293-8932. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.