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51047001 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

51047001: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include length: 0.625 INCHES NOMINAL IN, diameter: 0.875 INCHES NOMINAL IN, presentation_type: COUNTER, fsc_application_data: MISCELLANEOUS COMMUNICATION EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-073-3091, 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
MRO→ MRO_GENERAL→ 51047001
NSN: 3110-01-073-3091
NIINs: 010733091, 011707665
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
length0.625 INCHES NOMINAL IN
diameter0.875 INCHES NOMINAL IN
presentation_typeCOUNTER
fsc_application_dataMISCELLANEOUS COMMUNICATION EQUIPMENT
NSN3110-01-073-3091
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 51047001 · 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 FINISH: UNGROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 52100 ASSN STD SINGLE MATERIAL RESPONSE BALL
•
OVERALL OUTSIDE DIAMETER: 5.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISHUNGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 52100 ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 52100 ASSN STD SINGLE MATERIAL RESPONSE INNER RACE
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 52100 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698 FED SPEC 2ND MATERIAL RESPONSE SEPARATOR
OVERALL WIDTH0.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER5.2500 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 1
12283217Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 51047001?
51047001 is a BEARING,BALL,ANNULAR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 51047001?
There is 1 known substitute for 51047001: 12283217. Substitute compatibility should be verified for your specific system.
What is the NSN for 51047001?
51047001 is cataloged in the U.S. Government catalog under NSN 3110-01-073-3091. 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.