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157729-12 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

157729-12: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: IRON CAST OVERALL, outside_diameter: 12.718 INCHES NOMINAL IN, style_designator: ROUND, overall_thickness: 2.656 INCHES NOMINAL IN, mounting_hole_type: ROUND, UNTHREADED, mounting_hole_diameter: 0.531 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-025-7977, 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
157729-12
NSN: 3110-01-025-7977
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 05340 — LIDGERWOOD MANUFACTURING COMPANY DBA LIDGERWOOD MANUFACTURING CO DIV LIDGERWOOD MANUFACURING CO (USA)
SPECIFICATIONS
materialIRON CAST OVERALL
outside_diameter12.718 INCHES NOMINAL IN
style_designatorROUND
overall_thickness2.656 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.531 INCHES NOMINAL IN
bolt_circle_hole_quantity8
cross-sectional_shape_styleFLAT W/O APERTURE
mounting_bolt_circle_diameter11.625 INCHES NOMINAL IN
mounting_hole_arrangement_styleSINGLE BOLT HOLE CIRCLE
material_document_and_classificationMIL-I-24137 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-025-7977
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 157729-12 · 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
•
BOLT CIRCLE HOLE QUANTITY: 8
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
OVERALL THICKNESS: 2.656 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-I-24137 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MOUNTING HOLE DIAMETER: 0.531 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/O APERTURE
TECHNICAL CHARACTERISTICS
BOLT CIRCLE HOLE QUANTITY8
MOUNTING HOLE TYPEROUND, UNTHREADED
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
OVERALL THICKNESS2.656 INCHES NOMINAL IN
STYLE DESIGNATORROUND
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-I-24137 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER0.531 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT W/O APERTURE
OUTSIDE DIAMETER12.718 INCHES NOMINAL IN
MOUNTING BOLT CIRCLE DIAMETER11.625 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

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 157729-12?
157729-12 is a PLATE,RETAINING,BEARING.
What is the NSN for 157729-12?
157729-12 is cataloged in the U.S. Government catalog under NSN 3110-01-025-7977. This indicates validated use in U.S. government and defense supply chains.
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