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A1899-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A1899-1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: FILTER ELEMENT, FUEL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-293-8781, 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
A1899-1
NSN: 3110-00-293-8781
NIINs: 002938781, 016986699
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyFILTER ELEMENT, FUEL
NSN3110-00-293-8781
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A1899-1 · 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: MACHINED
•
INTERNAL CLEARANCE: 0.0020 INCHES MINIMUM RADIAL AND 0.0040 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
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SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 17.2490 INCHES MINIMUM AND 17.2500 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0020 INCHES MINIMUM RADIAL AND 0.0040 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATOR4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE
OVERALL WIDTH1.2490 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER17.2490 INCHES MINIMUM AND 17.2500 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
BORE DIAMETER14.4985 INCHES MINIMUM AND 14.5000 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
W2808BReference 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 A1899-1?
A1899-1 is a BEARING,BALL,ANNULAR.
What parts can replace A1899-1?
There is 1 known substitute for A1899-1: W2808B. Substitute compatibility should be verified for your specific system.
What is the NSN for A1899-1?
A1899-1 is cataloged in the U.S. Government catalog under NSN 3110-00-293-8781. 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.