PartsTable
Technical Data Sheet
Download PDF

S3746BIE3 — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

S3746BIE3: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: PLASTIC PHENOLIC RETAINER, bore_diameter: 2.3125 INCHES NOMINAL IN, alignment_type: RIGID, load_direction: RADIAL, inner_ring_width: 0.2810 INCHES NOMINAL IN, outer_ring_width: 0.2500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-239-3577, 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
S3746BIE3
NSN: 3110-01-239-3577
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 40920 — MPB CORP DIV TIMKEN SUPER PRECISION (USA)
SPECIFICATIONS
materialPLASTIC PHENOLIC RETAINER
bore_diameter2.3125 INCHES NOMINAL IN
alignment_typeRIGID
load_directionRADIAL
shield_quantity2
inner_ring_width0.2810 INCHES NOMINAL IN
outer_ring_width0.2500 INCHES NOMINAL IN
special_featuresFRACTURED OUTER RING,NO LUBRICATION
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
overall_outside_diameter2.8750 INCHES NOMINAL IN
internal_fit-up_designationLOOSE
retainer_fabrication_methodPRESSED
NSN3110-01-239-3577
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: S3746BIE3 · 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
•
OUTER RING WIDTH: 0.2500 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: SINGLE ROW INNER RING EXTENDED BOTH SIDES
•
OVERALL OUTSIDE DIAMETER: 2.8750 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
OUTER RING WIDTH0.2500 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONLOOSE
SHIELD QUANTITY2
STYLE DESIGNATORSINGLE ROW INNER RING EXTENDED BOTH SIDES
OVERALL OUTSIDE DIAMETER2.8750 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
ALIGNMENT TYPERIGID
SPECIAL FEATURESFRACTURED OUTER RING,NO LUBRICATION
STANDARD TOLERANCE DESIGNATIONABEC NO.3
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 1
3TWF37-46PLDReference 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
Ready to buy S3746BIE3?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is S3746BIE3?
S3746BIE3 is a BEARING,BALL,AIRFRAME.
What parts can replace S3746BIE3?
There is 1 known substitute for S3746BIE3: 3TWF37-46PLD. Substitute compatibility should be verified for your specific system.
What is the NSN for S3746BIE3?
S3746BIE3 is cataloged in the U.S. Government catalog under NSN 3110-01-239-3577. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — S3746BIE3

✓ 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.