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11778609 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

11778609: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440A OVERALL A, bore_shape: STRAIGHT, flange_width: 0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN, bore_diameter: 0.1247 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, overall_width: 0.1093 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-074-9177, 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
11778609
NSN: 3110-01-074-9177
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 440A OVERALL A
bore_shapeSTRAIGHT
flange_width0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
bore_diameter0.1247 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
overall_width0.1093 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
flange_outside_diameter0.2950 INCHES MINIMUM AND 0.2960 INCHES MAXIMUM IN
outer_ring_outside_diameter0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-074-9177
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 11778609 · 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
•
LUBRICATION MATERIAL: GREASE
•
FLANGE OUTSIDE DIAMETER: 0.2950 INCHES MINIMUM AND 0.2960 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
FLANGE OUTSIDE DIAMETER0.2950 INCHES MINIMUM AND 0.2960 INCHES MAXIMUM IN
SURFACE FINISHGROUND
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.1093 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
FLANGE WIDTH0.0290 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
OUTER RING OUTSIDE DIAMETER0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM 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 4
S418FRHH-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
11776321Reference document
Same NSN cross-reference
Reference document — Secondary reference
4107-1245-006Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SFR144SSPA25Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 11778609?
11778609 is a BEARING,BALL,ANNULAR.
What parts can replace 11778609?
There are 4 known substitutes for 11778609: S418FRHH-5, 11776321, 4107-1245-006 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11778609?
11778609 is cataloged in the U.S. Government catalog under NSN 3110-01-074-9177. This indicates validated use in U.S. government and defense supply chains.
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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.