PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RI-2258Q4RA1P18LG4Bearing,ball,annular

New Hampshire Ball Bearings Inc Div Hitech Division · NSN 3110-00-107-6449 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-107-6449 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-107-6449. Primary manufacturer part number: RI-2258Q4RA1P18LG4.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: RUBBER SYNTHETIC SEAL
  • Material: STEEL RETAINER
  • Material: STEEL INNER RING
  • Material: STEEL BALL
  • Load Direction: RADIAL
  • Seal Quantity: 1
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-107-6449, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-107-6449
Primary Part NumberRI-2258Q4RA1P18LG4
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNew Hampshire Ball Bearings Inc Div Hitech Division
StatusCANCELLED
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL BALL
Load DirectionRADIAL
Seal Quantity1
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Internal Fit-Up DesignationSTANDARD
Bearing Seal TypeCONTACT
Bore ShapeSTRAIGHT
Overall Outside Diameter1.3750 INCHES NOMINAL IN
MaterialSTEEL OUTER RING
Surface FinishGROUND
Bore Diameter0.6250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5355-00-543-7183MS91531-2N2B INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-00-858-014424588 INTERCHANGEABLE
Transformer,audio Frequency
Thordarson Inc
6240-01-009-7797F40CWX/RS/SS INTERCHANGEABLE
Lamp,fluorescent
Gte Products Corp Sylvania Miniature Lighting Div
6515-01-599-435890240 INTERCHANGEABLE
Nail,bone
Sign Fracture Care International Dba Sign
Cross-Reference Index
Part NumberManufacturer
Z9R10 General Motors Corp Delco Moraine Ndh Div (USA)
RI-2258Q4RA1P18LG38KB New Hampshire Ball Bearings Inc Div Hitech Division (USA)
R10Z Skf Usa Inc. (USA)
24588 Anchor/darling Actuator Co (USA)
RI-2258Q4RA1P18LG4 PRIMARY New Hampshire Ball Bearings Inc Div Hitech Division (USA)
Related Parts
5355-00-543-7183INTERCHANGEABLE
KNOB
MS91531-2N2B
5950-00-858-0144INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
24588
6240-01-009-7797INTERCHANGEABLE
LAMP,FLUORESCENT
F40CWX/RS/SS
6515-01-599-4358INTERCHANGEABLE
NAIL,BONE
90240

Frequently Asked Questions

What is NSN 3110-00-107-6449?

NSN 3110-00-107-6449 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-107-6449?

NSN 3110-00-107-6449 has 5 cross-referenced part numbers: Z9R10 (General Motors Corp Delco Moraine Ndh Div), RI-2258Q4RA1P18LG38KB (New Hampshire Ball Bearings Inc Div Hitech Division), R10Z (Skf Usa Inc.), 24588 (Anchor/darling Actuator Co), RI-2258Q4RA1P18LG4 (New Hampshire Ball Bearings Inc Div Hitech Division).

What NSN replaces 3110-00-107-6449?

There are 4 known substitutes for 3110-00-107-6449: 5355-00-543-7183, 5950-00-858-0144, 6240-01-009-7797 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RI-2258Q4RA1P18LG4?

Key specifications for RI-2258Q4RA1P18LG4: Material: RUBBER SYNTHETIC SEAL; Material: STEEL RETAINER; Material: STEEL INNER RING; Material: STEEL BALL. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-107-6449 still in active supply?

NSN 3110-00-107-6449 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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