PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RA112RRBBearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-01-369-8975 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-369-8975 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-369-8975. Primary manufacturer part number: RA112RRB.
Features
  • Bearing,ball,annular — FSC 3110
  • Seal Quantity: 2
  • Surface Finish: GROUND
  • Bearing Seal Type: CONTACT
  • Outer Ring Width: 22.0 MILLIMETERS NOMINAL MM
  • Load Direction: RADIAL
  • Material: STEEL COMP E52100 BALL
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-369-8975, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-369-8975
Primary Part NumberRA112RRB
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Seal Quantity2
Surface FinishGROUND
Bearing Seal TypeCONTACT
Outer Ring Width22.0 MILLIMETERS NOMINAL MM
Load DirectionRADIAL
MaterialSTEEL COMP E52100 BALL
Bore ShapeSTRAIGHT
MaterialSTEEL COMP E52100 OUTER RING
Style DesignatorSINGLE ROW BALL EXTERNAL SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR
MaterialSTEEL COMP E52100 INNER RING
Overall Outside Diameter85.0 MILLIMETERS NOMINAL MM
MaterialPLASTIC POLYAMIDE NYLON RETAINER
Bore Diameter1.7500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-114-5489 INTERCHANGEABLE
Resistor,fixed,composition
5355-00-168-3212103823 INTERCHANGEABLE
Dial,scale
Astronautics Corporation of America
5985-01-127-771710-3823 INTERCHANGEABLE
Waveguide Assembly
Microwave Engineering Corporation
5940-01-267-708210382-3 INTERCHANGEABLE
Terminal
Avo Intl
Cross-Reference Index
Part NumberManufacturer
103823 Gleason Reel Corp (USA)
P18 ITEM 5-BEARING 1-3/4 ID Gleason Reel Corp (USA)
RA112RRB PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
5905-00-114-5489INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5355-00-168-3212INTERCHANGEABLE
DIAL,SCALE
103823
5985-01-127-7717INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
10-3823
5940-01-267-7082INTERCHANGEABLE
TERMINAL
10382-3

Frequently Asked Questions

What is NSN 3110-01-369-8975?

NSN 3110-01-369-8975 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-369-8975?

NSN 3110-01-369-8975 has 3 cross-referenced part numbers: 103823 (Gleason Reel Corp), P18 ITEM 5-BEARING 1-3/4 ID (Gleason Reel Corp), RA112RRB (Timken Co Div the Timken Company).

What NSN replaces 3110-01-369-8975?

There are 4 known substitutes for 3110-01-369-8975: 5905-00-114-5489, 5355-00-168-3212, 5985-01-127-7717 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RA112RRB?

Key specifications for RA112RRB: Seal Quantity: 2; Surface Finish: GROUND; Bearing Seal Type: CONTACT; Outer Ring Width: 22.0 MILLIMETERS NOMINAL MM. 15 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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