PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D81793-AHLLAA03CF71AHSBearing,ball,annular

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3110-01-053-2937 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-053-2937 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-053-2937. Primary manufacturer part number: D81793-AHLLAA03CF71AHS.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL CORROSION RESISTING SHIELD
  • Bore Shape: STRAIGHT
  • Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
  • Shield Quantity: 2
  • Retainer Fabrication Method: PRESSED
  • Standard Tolerance Designation: ABEC NO. 7P
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Shield construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-053-2937, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-053-2937
Primary Part NumberD81793-AHLLAA03CF71AHS
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialSTEEL CORROSION RESISTING SHIELD
Bore ShapeSTRAIGHT
Internal Clearance0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
Shield Quantity2
Retainer Fabrication MethodPRESSED
Standard Tolerance DesignationABEC NO. 7P
Load DirectionRADIAL
Surface FinishGROUND
Lubrication MaterialGREASE
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL CORROSION RESISTING RETAINER
Overall Outside Diameter22.00 MILLIMETERS NOMINAL MM
Bore Diameter7.00 MILLIMETERS NOMINAL MM
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-052-9798 INTERCHANGEABLE
Bearing,ball,annular
3110-00-109-1856 INTERCHANGEABLE
Bearing,ball,annular
3110-00-109-1873 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-3168 INTERCHANGEABLE
Bearing,ball,annular
3110-00-980-5793 INTERCHANGEABLE
Bearing,ball,annular
3110-01-266-9371 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
D81793-AHLLAA03CF71AHS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M913/04HD4C5NF1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-B-913 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M81793-AHLLAA03CF71AHS Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-B-913/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
772916-3 Raytheon Company Dba Raytheon (USA)
S37SSWG-33 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
Related Parts
3110-00-052-9798INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-109-1856INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-109-1873INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-3168INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-980-5793INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-266-9371INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-01-053-2937?

NSN 3110-01-053-2937 is a Bearing,ball,annular, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-053-2937?

NSN 3110-01-053-2937 has 7 cross-referenced part numbers: D81793-AHLLAA03CF71AHS (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M913/04HD4C5NF1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-B-913 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M81793-AHLLAA03CF71AHS (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-B-913/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 3110-01-053-2937?

There are 6 known substitutes for 3110-01-053-2937: 3110-00-052-9798, 3110-00-109-1856, 3110-00-109-1873 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D81793-AHLLAA03CF71AHS?

Key specifications for D81793-AHLLAA03CF71AHS: Material: STEEL CORROSION RESISTING SHIELD; Bore Shape: STRAIGHT; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Shield Quantity: 2. 16 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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