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12265587-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

12265587-1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OVERALL, bore_shape: STRAIGHT, flange_width: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN, bore_diameter: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, overall_width: 0.2762 INCHES MINIMUM AND 2.2812 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-129-2773, 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
12265587-1
NSN: 3110-01-129-2773
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OVERALL
bore_shapeSTRAIGHT
flange_width0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
bore_diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
overall_width0.2762 INCHES MINIMUM AND 2.2812 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialOIL OR GREASE
flange_outside_diameter0.9670 INCHES MINIMUM AND 0.9740 INCHES MAXIMUM IN
internal_fit-up_designationSTANDARD
NSN3110-01-129-2773
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12265587-1 · 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
•
LUBRICATION MATERIAL: OIL OR GREASE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE OUTSIDE DIAMETER: 0.9670 INCHES MINIMUM AND 0.9740 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
CRITICALITY CODE JUSTIFICATION: MATT AND LBMA
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALOIL OR GREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE OUTSIDE DIAMETER0.9670 INCHES MINIMUM AND 0.9740 INCHES MAXIMUM IN
SURFACE FINISHGROUND
CRITICALITY CODE JUSTIFICATIONMATT AND LBMA
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.2762 INCHES MINIMUM AND 2.2812 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
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 4
RIF-1438DDRA1P58LY75Reference document
Same NSN cross-reference
Reference document — Secondary reference
SFR6TTReference document
Same NSN cross-reference
Reference document — Secondary reference
FS3PP-FS428Reference document
Same NSN cross-reference
Reference document — Secondary reference
FS8PPFS179AReference 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 12265587-1?
12265587-1 is a BEARING,BALL,ANNULAR.
What parts can replace 12265587-1?
There are 4 known substitutes for 12265587-1: RIF-1438DDRA1P58LY75, SFR6TT, FS3PP-FS428 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12265587-1?
12265587-1 is cataloged in the U.S. Government catalog under NSN 3110-01-129-2773. 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.