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9961M56P01 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

9961M56P01: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, hardness_rating: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM, outside_diameter: 3.910 INCHES MINIMUM AND 3.930 INCHES MAXIMUM IN, aperture_diameter: 3.339 INCHES NOMINAL IN, overall_thickness: 1.492 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN, surface_treatment: OXIDE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-176-6400, 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
9961M56P01
NSN: 3110-01-176-6400
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
hardness_rating33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
outside_diameter3.910 INCHES MINIMUM AND 3.930 INCHES MAXIMUM IN
special_featuresFOUR TABS 0.660 IN. MIN 0.700 IN. MAX EQ SPACED ON 4.560 DBC;MAGNETIC PRTICLE INSP REQD,CONTINUOUS FLUORESCENT SUSPENSION,RESIDUAL MAGNETISM 5 GAUSS MAX ALLOWED IN
aperture_diameter3.339 INCHES NOMINAL IN
overall_thickness1.492 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN
surface_treatmentOXIDE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter3.181 INCHES NOMINAL IN
mounting_hole_diameter0.281 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
end_item_identificationACFT ENG F-101
bolt_circle_hole_quantity4
NSN3110-01-176-6400
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 9961M56P01 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
BOLT CIRCLE HOLE QUANTITY: 4
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 3.181 INCHES NOMINAL IN
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
OVERALL THICKNESS: 1.492 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN
•
HARDNESS RATING: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
•
MOUNTING HOLE DIAMETER: 0.281 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
BOLT CIRCLE HOLE QUANTITY4
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER3.181 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
OVERALL THICKNESS1.492 INCHES MINIMUM AND 1.517 INCHES MAXIMUM IN
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MOUNTING HOLE DIAMETER0.281 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.910 INCHES MINIMUM AND 3.930 INCHES MAXIMUM IN
APERTURE DIAMETER3.339 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: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 9961M56P01?
9961M56P01 is a PLATE,RETAINING,BEARING.
What is the NSN for 9961M56P01?
9961M56P01 is cataloged in the U.S. Government catalog under NSN 3110-01-176-6400. 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.