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Technical Data Sheet

25D179 — 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 material: STEEL OVERALL, bore_diameter: 1.2500 INCHES NOMINAL IN, overall_width: 1.7500 INCHES NOMINAL IN, alignment_type: RIGID, special_features: OIL HOLE AND GROOVE IN OUTER RACE, style_designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-120-4371, 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
25D179
NSN: 3110-00-120-4371
FSC: 3110
CAGE: 63800 — WARNER AND SWASEY CO TURNING DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.2500 INCHES NOMINAL IN
overall_width1.7500 INCHES NOMINAL IN
alignment_typeRIGID
special_featuresOIL HOLE AND GROOVE IN OUTER RACE
style_designatorNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
overall_outside_diameter2.3125 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-00-120-4371
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 25D179 · 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: 1.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 2.3125 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
OVERALL WIDTH1.7500 INCHES NOMINAL IN
BORE DIAMETER1.2500 INCHES NOMINAL IN
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER2.3125 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
SPECIAL FEATURESOIL HOLE AND GROOVE IN OUTER RACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
7315InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
315ZInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0607835InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
XA327InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
375ACDInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
160885InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 25D179?
25D179 is a BEARING,ROLLER,NEEDLE.
What parts can replace 25D179?
There are 27 known substitutes for 25D179: 7315, 315Z, 0607835 and 24 more. Substitute compatibility should be verified for your specific system.
Is 25D179 still available?
25D179 is currently cancelled.
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