PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1902SBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-277-0253 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-277-0253 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-277-0253. Primary manufacturer part number: 1902S.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: GROUND
  • Bore Diameter: 15.00 MILLIMETERS NOMINAL MM
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
  • Material: STEEL BALL
  • Internal Fit-Up Designation: STANDARD
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-277-0253, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-277-0253
Primary Part Number1902S
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Surface FinishGROUND
Bore Diameter15.00 MILLIMETERS NOMINAL MM
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
MaterialSTEEL BALL
Internal Fit-Up DesignationSTANDARD
Overall Outside Diameter28.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-585-453834274 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
3110-00-868-2669175399 INTERCHANGEABLE
Bearing,ball,annular
Hornet Acquisitionco, Llc Dba Onboard Systems
3110-01-321-237418028-1 INTERCHANGEABLE
Shield,bearing,replacement
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
4730-01-383-2391180281 INTERCHANGEABLE
Tee,tube
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
1902S PRIMARY Skf Usa Inc. (USA)
609392 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
180281 PRIMARY Woodward, Inc. (USA)
180281 Woodward, Inc. Div Fuel Systems and Controls (USA)
Related Parts
6685-00-585-4538INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
34274
3110-00-868-2669INTERCHANGEABLE
BEARING,BALL,ANNULAR
175399
3110-01-321-2374INTERCHANGEABLE
SHIELD,BEARING,REPLACEMENT
18028-1
4730-01-383-2391INTERCHANGEABLE
TEE,TUBE
180281

Frequently Asked Questions

What is NSN 3110-00-277-0253?

NSN 3110-00-277-0253 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-277-0253?

NSN 3110-00-277-0253 has 4 cross-referenced part numbers: 1902S (Skf Usa Inc.), 609392 (Eaton Aerospace, Llc Dba Jackson South), 180281 (Woodward, Inc.), 180281 (Woodward, Inc. Div Fuel Systems and Controls).

What NSN replaces 3110-00-277-0253?

There are 4 known substitutes for 3110-00-277-0253: 6685-00-585-4538, 3110-00-868-2669, 3110-01-321-2374 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1902S?

Key specifications for 1902S: Surface Finish: GROUND; Bore Diameter: 15.00 MILLIMETERS NOMINAL MM; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material: STEEL OUTER RING. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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