PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177003-63Bearing,ball,annular

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3110-00-156-7531 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-7531 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-7531. Primary manufacturer part number: 177003-63.
Features
  • Bearing,ball,annular — FSC 3110
  • Contact Angle: 25.0 DEGREES MINIMUM
  • Load Direction: ANGULAR
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Load Direction: ANGULAR
  • Contact Angle: 25.0 DEGREES MINIMUM
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-7531, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 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
NSN3110-00-156-7531
Primary Part Number177003-63
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Contact Angle25.0 DEGREES MINIMUM
Load DirectionANGULAR
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
MaterialSTEEL OVERALL
Load DirectionANGULAR
Contact Angle25.0 DEGREES MINIMUM
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
MaterialSTEEL OVERALL
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Bore Diameter20.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5815-00-125-48167404 INTERCHANGEABLE
Lever
Telemechanics Inc
4710-00-213-05677404 INTERCHANGEABLE
Tube,brake
Eaton Corporation Dba Airflex Div Div Airflex
5962-00-341-0544 INTERCHANGEABLE
Microcircuit,digital
6230-00-494-8297420851 INTERCHANGEABLE
Floodlight,electric
Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
5950-00-504-96657404 INTERCHANGEABLE
Transformer,power
Staco Energy Products Co Dba Staco Energy Products Co
5950-00-560-8069 INTERCHANGEABLE
Transformer,pulse
5950-00-647-3577292-4262G1 INTERCHANGEABLE
Transformer,power Autotransforme
Raytheon Company Dba Raytheon Co
2990-00-660-0890SCC47811 INTERCHANGEABLE
Crank,hand,vehicular
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
9540-00-720-1770 INTERCHANGEABLE
Beam,structural
5930-00-901-9226721806-107 INTERCHANGEABLE
Switch,push
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
177003-63 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
7404 Department of the Navy (USA)
7404 PRIMARY Skf Usa Inc. (USA)
30404 General Motors Llc Dba General Motors Llc (USA)
7404 Equitable Bearing Co Inc (USA)
30404 General Motors Corp Delco Moraine Ndh Div (USA)
30404 General Motors Corp (USA)
7404 PRIMARY Skf Usa Inc. (USA)
7404B PRIMARY Skf Usa Inc. (USA)
520AC PRIMARY Fag Bearings Corporation (USA)
7404 PRIMARY Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
Related Parts
5815-00-125-4816INTERCHANGEABLE
LEVER
7404
4710-00-213-0567INTERCHANGEABLE
TUBE,BRAKE
7404
5962-00-341-0544INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6230-00-494-8297INTERCHANGEABLE
FLOODLIGHT,ELECTRIC
420851
5950-00-504-9665INTERCHANGEABLE
TRANSFORMER,POWER
7404
5950-00-560-8069INTERCHANGEABLE
TRANSFORMER,PULSE
5950-00-647-3577INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
292-4262G1
2990-00-660-0890INTERCHANGEABLE
CRANK,HAND,VEHICULAR
SCC47811
9540-00-720-1770INTERCHANGEABLE
BEAM,STRUCTURAL
5930-00-901-9226INTERCHANGEABLE
SWITCH,PUSH
721806-107
5962-01-074-4200INTERCHANGEABLE
MICROCIRCUIT,ELECTR
5962-01-076-8391INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 3110-00-156-7531?

NSN 3110-00-156-7531 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 3110-00-156-7531?

NSN 3110-00-156-7531 has 11 cross-referenced part numbers: 177003-63 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 7404 (Department of the Navy), 7404 (Skf Usa Inc.), 30404 (General Motors Llc Dba General Motors Llc), 7404 (Equitable Bearing Co Inc) and 6 more.

What NSN replaces 3110-00-156-7531?

There are 12 known substitutes for 3110-00-156-7531: 5815-00-125-4816, 4710-00-213-0567, 5962-00-341-0544 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 177003-63?

Key specifications for 177003-63: Contact Angle: 25.0 DEGREES MINIMUM; Load Direction: ANGULAR; Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE; Material: STEEL OVERALL. 17 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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