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3TWL25-32U — BEARING,BALL,AIRFRAME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

3TWL25-32U: BEARING,BALL,AIRFRAME.

The BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, bore_diameter: 1.5622 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN, outer_ring_width: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, special_features: FRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTEGRAL SHIELDS. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-012-3971, 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
3TWL25-32U
NSN: 3110-00-012-3971
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
bore_diameter1.5622 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
load_directionRADIAL
inner_ring_width0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
outer_ring_width0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
special_featuresFRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTEGRAL SHIELDS
style_designatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
overall_outside_diameter1.9996 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-012-3971
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3TWL25-32U · 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
•
OUTER RING WIDTH: 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
•
OVERALL OUTSIDE DIAMETER: 1.9996 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 1.5622 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 440C OVERALL
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
STYLE DESIGNATORSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
OVERALL OUTSIDE DIAMETER1.9996 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SPECIAL FEATURESFRACTURED OUTER RING WITH 2 STAINLESS STEEL RETAINING RINGS,POLYTETRAFLUOROETHYLENE SPACER SLUGS,INTEGRAL SHIELDS
BORE DIAMETER1.5622 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN
MATERIALSTEEL COMP 440C OVERALL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
INNER RING WIDTH0.2800 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
64000-4Reference 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 3TWL25-32U?
3TWL25-32U is a BEARING,BALL,AIRFRAME.
What parts can replace 3TWL25-32U?
There is 1 known substitute for 3TWL25-32U: 64000-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 3TWL25-32U?
3TWL25-32U is cataloged in the U.S. Government catalog under NSN 3110-00-012-3971. 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.