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K55-0070 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

K55-0070: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OUTER RING, bore_shape: STRAIGHT, bore_diameter: 2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN, overall_width: 1.1417 INCHES MAXIMUM IN, alignment_type: RIGID, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-204-6944, 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
K55-0070
NSN: 3110-01-204-6944
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 20019 — WARD LEONARD CT LLC (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OUTER RING
bore_shapeSTRAIGHT
bore_diameter2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
overall_width1.1417 INCHES MAXIMUM IN
alignment_typeRIGID
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
lubrication_materialGREASE
overall_outside_diameter4.7242 INCHES MINIMUM AND 4.7244 INCHES MAXIMUM IN
NSN3110-01-204-6944
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K55-0070 · 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: GREASE
•
INTERNAL CLEARANCE: 0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A295 ASSN STD ALL MATERIAL RESPONSES BALL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
INTERNAL CLEARANCE0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A295 ASSN STD ALL MATERIAL RESPONSES BALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A295 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A295 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
OVERALL WIDTH1.1417 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is K55-0070?
K55-0070 is a BEARING,BALL,ANNULAR.
What is the NSN for K55-0070?
K55-0070 is cataloged in the U.S. Government catalog under NSN 3110-01-204-6944. 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.