PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202554-29Bearing,ball,annular

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3110-00-156-4218 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-4218 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-4218. Primary manufacturer part number: 202554-29.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 40.00 MILLIMETERS NOMINAL MM
  • Seal Quantity: 1
  • Bearing Seal Type: CONTACT
  • Material: RUBBER SYNTHETIC SEAL
  • Nondefinitive Spec/std Data: 118 TYPE AND 00 GRADE AND 1 CLASS
  • Material: STEEL BALL
  • Material: STEEL RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-4218, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-4218
Primary Part Number202554-29
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Overall Outside Diameter40.00 MILLIMETERS NOMINAL MM
Seal Quantity1
Bearing Seal TypeCONTACT
MaterialRUBBER SYNTHETIC SEAL
Nondefinitive Spec/std Data118 TYPE AND 00 GRADE AND 1 CLASS
MaterialSTEEL BALL
MaterialSTEEL RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL INNER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Load DirectionRADIAL
Nondefinitive Spec/std Data118 TYPE AND 00 GRADE AND 1 CLASS
Departure From Cited DesignatorAS MODIFIED BY SEAL QUANTITY
Bearing Seal TypeCONTACT
Load DirectionRADIAL
Bore Diameter17.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Bore ShapeSTRAIGHT
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Standard Tolerance DesignationABEC NO.1
Seal Quantity1
MaterialSTEEL OUTER RING
Departure From Cited DesignatorAS MODIFIED BY SEAL QUANTITY
Bore ShapeSTRAIGHT
Inner Ring Width0.5470 INCHES NOMINAL IN
Internal Fit-Up DesignationSTANDARD
Outer Ring Width0.5630 INCHES NOMINAL IN
Internal Fit-Up DesignationSTANDARD
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-080-1630G360578-4 INTERCHANGEABLE
Coil,radio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2540-00-085-77721-3514 INTERCHANGEABLE
Drawbar,dolley Set
Pdi Ground Support Systems, Inc.
3110-00-100-4167477-472 INTERCHANGEABLE
Bearing,roller,tapered
Federal-Mogul Corp Government Sales Dept
3110-00-100-6153147487 INTERCHANGEABLE
Ball,bearing
Auto Gear and Parts Inc
5310-00-141-97057345610 INTERCHANGEABLE
Washer,spring Tension
U S Army Tank Automotive Command Amsta-Im-Mm
1450-00-223-8664 INTERCHANGEABLE
Handle,valve Assem
3455-00-243-217011660 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Niagara Cutter Inc
5975-00-245-1690 INTERCHANGEABLE
Conduit Outlet
8135-00-251-80178017 INTERCHANGEABLE
Fiberboard,corrugated
Daily Safety and Environmental Services
6680-00-399-26757071 INTERCHANGEABLE
Connector,equalizer
King Engineering Corporation Dba King-Gage Systems
Cross-Reference Index
Part NumberManufacturer
7071 Fag Bearings Corporation (USA)
177030-63 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
8017 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
202554-29 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
7017 Fag Bearings Corporation (USA)
203FS4 Skf Usa Inc. (USA)
7017TF Fag Bearings Corporation (USA)
9017D Fag Bearings Corporation (USA)
A30-203FS4 Midwest Metal Stamping Co Inc
149711 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
Related Parts
5950-00-080-1630INTERCHANGEABLE
COIL,RADIO FREQUENCY
G360578-4
2540-00-085-7772INTERCHANGEABLE
DRAWBAR,DOLLEY SET
1-3514
3110-00-100-4167INTERCHANGEABLE
BEARING,ROLLER,TAPERED
477-472
3110-00-100-6153INTERCHANGEABLE
BALL,BEARING
147487
5310-00-141-9705INTERCHANGEABLE
WASHER,SPRING TENSION
7345610
1450-00-223-8664INTERCHANGEABLE
HANDLE,VALVE ASSEM
3455-00-243-2170INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
11660
5975-00-245-1690INTERCHANGEABLE
CONDUIT OUTLET
8135-00-251-8017INTERCHANGEABLE
FIBERBOARD,CORRUGATED
8017
6680-00-399-2675INTERCHANGEABLE
CONNECTOR,EQUALIZER
7071
6515-00-451-2604INTERCHANGEABLE
STOCKINGS,ANTI-EMBOLISM
1660-00-487-4503INTERCHANGEABLE
WEIGHT,HOUSING
8017

Frequently Asked Questions

What is NSN 3110-00-156-4218?

NSN 3110-00-156-4218 is a Bearing,ball,annular, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-4218?

NSN 3110-00-156-4218 has 11 cross-referenced part numbers: 7071 (Fag Bearings Corporation), 177030-63 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 8017 (Schatz Bearing Corporation Dba Schatz Bearing Corp), FFB171 (Federal Specifications Promulgated by General Services Administration Washington DC), 202554-29 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 6 more.

What NSN replaces 3110-00-156-4218?

There are 12 known substitutes for 3110-00-156-4218: 5950-00-080-1630, 2540-00-085-7772, 3110-00-100-4167 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202554-29?

Key specifications for 202554-29: Overall Outside Diameter: 40.00 MILLIMETERS NOMINAL MM; Seal Quantity: 1; Bearing Seal Type: CONTACT; Material: RUBBER SYNTHETIC SEAL. 30 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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