PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

494613Bearing,ball,annular

Naval Sea Systems Command · NSN 3110-00-157-0397 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-157-0397 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-157-0397. Primary manufacturer part number: 494613.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Bore Diameter: 2.6870 INCHES MINIMUM AND 2.6875 INCHES MAXIMUM IN
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL INNER RING
  • Material: STEEL INNER RING
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Retainer construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-157-0397, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN3110-00-157-0397
Primary Part Number494613
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Bore ShapeSTRAIGHT
Bore Diameter2.6870 INCHES MINIMUM AND 2.6875 INCHES MAXIMUM IN
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL INNER RING
MaterialSTEEL BALL
Internal Clearance0.0060 INCHES MINIMUM AXIAL AND 0.0080 INCHES MAXIMUM AXIAL IN
MaterialSTEEL OUTER RING
Surface FinishGROUND
Retainer Fabrication MethodMACHINED
Overall Outside Diameter3.8745 INCHES MINIMUM AND 3.8750 INCHES MAXIMUM IN
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Internal Clearance0.0060 INCHES MINIMUM AXIAL AND 0.0080 INCHES MAXIMUM AXIAL IN
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5935-00-241-40052200-3112558PC19 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Ship Systems Command
5930-00-392-2330300-107 INTERCHANGEABLE
Contact Assembly
Lucent Technologies Inc Corporate Headquarters
4510-00-865-0888300107 INTERCHANGEABLE
Stem
Cr/pl Llc
4610-01-181-03703001-07 INTERCHANGEABLE
Flow Sensor,purific
Pentair Filtration Solutions, Llc
5310-01-312-0194 INTERCHANGEABLE
Nut,self-Locking,hexagon
6550-01-624-1683300-107 INTERCHANGEABLE
Control,blood Chemistry
Ekf Diagnostics Inc
Cross-Reference Index
Part NumberManufacturer
300107 The Oilgear Company Dba Jiffy Lube 213 Div Oilgear (USA)
SK6709 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
SK6709-1 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
SK6709-1 Mcgill Manufacturing Co, Inc (USA)
494613 PRIMARY Naval Sea Systems Command (USA)
494613 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5935-00-241-4005INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2200-3112558PC19
5930-00-392-2330INTERCHANGEABLE
CONTACT ASSEMBLY
300-107
4510-00-865-0888INTERCHANGEABLE
STEM
300107
4610-01-181-0370INTERCHANGEABLE
FLOW SENSOR,PURIFIC
3001-07
5310-01-312-0194INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
6550-01-624-1683INTERCHANGEABLE
CONTROL,BLOOD CHEMISTRY
300-107

Frequently Asked Questions

What is NSN 3110-00-157-0397?

NSN 3110-00-157-0397 is a Bearing,ball,annular, manufactured by Naval Sea Systems Command, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-157-0397?

NSN 3110-00-157-0397 has 6 cross-referenced part numbers: 300107 (The Oilgear Company Dba Jiffy Lube 213 Div Oilgear), SK6709 (Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging.), SK6709-1 (Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging.), SK6709-1 (Mcgill Manufacturing Co, Inc), 494613 (Naval Sea Systems Command) and 1 more.

What NSN replaces 3110-00-157-0397?

There are 6 known substitutes for 3110-00-157-0397: 5935-00-241-4005, 5930-00-392-2330, 4510-00-865-0888 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 494613?

Key specifications for 494613: Bore Shape: STRAIGHT; Bore Diameter: 2.6870 INCHES MINIMUM AND 2.6875 INCHES MAXIMUM IN; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 20 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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