PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A52491-13Bearing,ball,thrust

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 3110-00-156-1709 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-1709 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-1709. Primary manufacturer part number: A52491-13.
Features
  • Bearing,ball,thrust — FSC 3110
  • Alignment Type: RIGID
  • Overall Outside Diameter: 1.4687 INCHES NOMINAL IN
  • Bore Smallest Diameter: 0.7500 INCHES NOMINAL IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Surface Finish: GROUND
  • Material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
  • Style Designator: GROOVED RACE SURFACE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E51100 or Steel Comp E52100 Overall construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-156-1709, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 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
NSN3110-00-156-1709
Primary Part NumberA52491-13
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Alignment TypeRIGID
Overall Outside Diameter1.4687 INCHES NOMINAL IN
Bore Smallest Diameter0.7500 INCHES NOMINAL IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Surface FinishGROUND
MaterialSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
Style DesignatorGROOVED RACE SURFACE
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR THRUST BEARINGS
Thrust Directional Capability DesignationSINGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-103-5701E54 INTERCHANGEABLE
Heater,thermal Release
Siemens Energy and Automation Inc Siemens Furnas Controls Div
3110-00-157-1909109119-24 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6130-00-246-6915A2205 INTERCHANGEABLE
Power Supply
Ametek Inc Div Aerospace and Defense
4030-00-253-9653F5 INTERCHANGEABLE
Clamp,wire Rope,bolted
Esmet Inc
5310-00-420-7256BS1241PC13 INTERCHANGEABLE
Nut,plain,round
Circor Naval Solutions Llc Dba Warren Pumps
5340-00-715-2205C4PM1366-3 INTERCHANGEABLE
Hinge,cowling Door
De Havilland Aircraft of Canada Limited
5330-00-822-0642F5 INTERCHANGEABLE
Washer,slip Joint
Sloan Valve Company
2940-00-992-8621A2205 INTERCHANGEABLE
Filter Element,intake Air Cleane
Dcm Manufacturing, Inc.
4730-01-014-1078P5S-2 INTERCHANGEABLE
Clamp,hose
Punch-Lok Co Div Pt Punch-Lok
5920-01-127-0252F5 INTERCHANGEABLE
Fuse
Lucifer Furnaces Inc.
Cross-Reference Index
Part NumberManufacturer
A52491-13 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
LEAN Timken Aerospace, Inc Dba Torrington Product (USA)
1005 Skf Industries Inc Nice Bearing Products Div (USA)
1005 Skf Usa Inc. (USA)
A2205 Automotive Thrust Bearing Corp (USA)
GT5 Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA)
A-A-52491 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS17161-13 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
GT5 Detroit Ball Bearing Co of Michigan (USA)
F5 Abc Acquisition Company Dba Aetna Bearing Company (USA)
1005 American Laundry Machinery Inc (USA)
1005 Altra Industrial Motion Corp. (USA)
LEAN Timken Co Div the Timken Company (USA)
Related Parts
5999-00-103-5701INTERCHANGEABLE
HEATER,THERMAL RELEASE
E54
3110-00-157-1909INTERCHANGEABLE
BEARING,BALL,ANNULAR
109119-24
6130-00-246-6915INTERCHANGEABLE
POWER SUPPLY
A2205
4030-00-253-9653INTERCHANGEABLE
CLAMP,WIRE ROPE,BOLTED
F5
5310-00-420-7256INTERCHANGEABLE
NUT,PLAIN,ROUND
BS1241PC13
5340-00-715-2205INTERCHANGEABLE
HINGE,COWLING DOOR
C4PM1366-3
5330-00-822-0642INTERCHANGEABLE
WASHER,SLIP JOINT
F5
2940-00-992-8621INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
A2205
4730-01-014-1078INTERCHANGEABLE
CLAMP,HOSE
P5S-2
5920-01-127-0252INTERCHANGEABLE
FUSE
F5
5915-01-225-6707INTERCHANGEABLE
FILTER,LOW PASS
F5
3120-01-283-7616INTERCHANGEABLE
BEARING,WASHER,THRUST

Frequently Asked Questions

What is NSN 3110-00-156-1709?

NSN 3110-00-156-1709 is a Bearing,ball,thrust, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-1709?

NSN 3110-00-156-1709 has 13 cross-referenced part numbers: A52491-13 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), LEAN (Timken Aerospace, Inc Dba Torrington Product), 1005 (Skf Industries Inc Nice Bearing Products Div), 1005 (Skf Usa Inc.), A2205 (Automotive Thrust Bearing Corp) and 8 more.

What NSN replaces 3110-00-156-1709?

There are 12 known substitutes for 3110-00-156-1709: 5999-00-103-5701, 3110-00-157-1909, 6130-00-246-6915 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A52491-13?

Key specifications for A52491-13: Overall Height: 0.5625 INCHES NOMINAL IN; Alignment Type: RIGID; Overall Outside Diameter: 1.4687 INCHES NOMINAL IN; Bore Smallest Diameter: 0.7500 INCHES NOMINAL IN. 10 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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