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B-34-OH — BEARING,ROLLER,NEEDLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

B-34-OH: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OR STEEL COMP 8615 INNER RING, bore_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 0.2500 INCHES NOMINAL IN, alignment_type: RIGID, surface_finish: GROUND, special_features: EXTRA CAPACITY OUTER RACE ALSO OIL HOLE OUTER RACE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4423, 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
B-34-OH
NSN: 3110-00-227-4423
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 5XMS1 — JTEKT BEARINGS NORTH AMERICA LLC DIV KBNA - ORD 1 (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 8615 INNER RING
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.2500 INCHES NOMINAL IN
alignment_typeRIGID
surface_finishGROUND
special_featuresEXTRA CAPACITY OUTER RACE ALSO OIL HOLE OUTER RACE
style_designatorNON-SEPARABLE, OPEN END, DRAWN SHELL
overall_outside_diameter0.3437 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-227-4423
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B-34-OH · 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
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
•
OVERALL OUTSIDE DIAMETER: 0.3437 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
SURFACE FINISHGROUND
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
OVERALL WIDTH0.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3437 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
SPECIAL FEATURESEXTRA CAPACITY OUTER RACE ALSO OIL HOLE OUTER RACE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER0.1875 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 8615 INNER RING
SUBSTITUTES & CROSS-REFERENCES 6
12564Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS17131-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
NAS295-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
C7041-101Reference document
Same NSN cross-reference
Reference document — Secondary reference
3110002274423Reference document
Same NSN cross-reference
Reference document — Informative reference only
300695-00Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B-34-OH?
B-34-OH is a BEARING,ROLLER,NEEDLE.
What parts can replace B-34-OH?
There are 6 known substitutes for B-34-OH: 12564, MS17131-3, NAS295-3 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-34-OH?
B-34-OH is cataloged in the U.S. Government catalog under NSN 3110-00-227-4423. 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.