PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1613A2 3-16Bearing,ball,annular

Skf Usa Inc. · NSN 3110-00-156-8122 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-8122 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-8122. Primary manufacturer part number: 1613A2 3-16.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 2.1875 INCHES NOMINAL IN
  • Surface Finish: GROUND
  • Material: STEEL BALL
  • Style Designator: DOUBLE ROW BALL, INTERNAL SELF-ALIGNING, TAPERED BORE WITH STRAIGHT BORE ADAPTER, LOCKNUT AND LOCK WASHER
  • Material: STEEL INNER RING
  • Material: STEEL OUTER RING
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-156-8122, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-8122
Primary Part Number1613A2 3-16
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Bore Diameter2.1875 INCHES NOMINAL IN
Surface FinishGROUND
MaterialSTEEL BALL
Style DesignatorDOUBLE ROW BALL, INTERNAL SELF-ALIGNING, TAPERED BORE WITH STRAIGHT BORE ADAPTER, LOCKNUT AND LOCK WASHER
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Standard Tolerance DesignationABEC NO.1
Load DirectionANGULAR
Overall Outside Diameter140.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-172-0034AS15003-6P INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5340-00-358-34531613A INTERCHANGEABLE
Seat,helical Compression Spring
Brinkley Technology Group Llc Dba Hercules Manufacturing
Cross-Reference Index
Part NumberManufacturer
1613A2 3-16 Skf Usa Inc. (USA)
S843P9 Zurn Industries Inc Claradge Fan Co (USA)
1613A Skf Usa Inc. (USA)
1613XY Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
Related Parts
4730-00-172-0034INTERCHANGEABLE
FITTING,LUBRICATION
AS15003-6P
5340-00-358-3453INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
1613A

Frequently Asked Questions

What is NSN 3110-00-156-8122?

NSN 3110-00-156-8122 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-8122?

NSN 3110-00-156-8122 has 4 cross-referenced part numbers: 1613A2 3-16 (Skf Usa Inc.), S843P9 (Zurn Industries Inc Claradge Fan Co), 1613A (Skf Usa Inc.), 1613XY (Schatz Bearing Corporation Dba Schatz Bearing Corp).

What NSN replaces 3110-00-156-8122?

There are 2 known substitutes for 3110-00-156-8122: 4730-00-172-0034, 5340-00-358-3453. Verify interchangeability with system specifications before substitution.

What are the specifications of 1613A2 3-16?

Key specifications for 1613A2 3-16: Overall Width: 33.0 MILLIMETERS NOMINAL MM; Bore Diameter: 2.1875 INCHES NOMINAL IN; Surface Finish: GROUND; Material: STEEL BALL. 12 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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