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Technical Data Sheet

B-3-4 — Technical Data Sheet

✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include angle: 42.0 DEGREES, material: BRASS OVERALL, nut_style: HEXAGON, body_width: 1.625 INCHES NOMINAL IN, nut_height: 0.188 INCHES NOMINAL IN, body_height: 3.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-120-3074, 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-3-4
NSN: 3110-00-120-3074
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
angle42.0 DEGREES
materialBRASS OVERALL
nut_styleHEXAGON
body_width1.625 INCHES NOMINAL IN
nut_height0.188 INCHES NOMINAL IN
body_height3.500 INCHES NOMINAL IN
body_length1.875 INCHES NOMINAL IN
thread_class2B
bore_diameter0.1872 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
color_patternOPERATIONAL CAMOUFLAGE
largest_width0.795 INCHES SINGLE END IN
nominal_width0.656 INCHES IN
NSN3110-00-120-3074
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B-3-4 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
BORE DIAMETER: 0.1875 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 0.3438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER0.1875 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
OVERALL WIDTH0.2500 INCHES NOMINAL IN
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER0.3438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
B34GInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10015524InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10015524-013InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
50412InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
12Z330PC30InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1409551InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-3-4?
B-3-4 is a BEARING,ROLLER,NEEDLE.
What parts can replace B-3-4?
There are 23 known substitutes for B-3-4: B34G, 10015524, 10015524-013 and 20 more. Substitute compatibility should be verified for your specific system.
Is B-3-4 still available?
B-3-4 is currently cancelled.
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