PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RMS18Bearing,roller,cylindrical

Fag Bearings Corporation · NSN 3110-00-156-1369 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-1369 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-1369. Primary manufacturer part number: RMS18.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Surface Finish: GROUND
  • Standard Tolerance Designation: RBEC NO.1
  • Internal Fit-Up Designation: STANDARD
  • Bore Shape: STRAIGHT
  • Locating Feature: NONLOCATING
  • Bore Diameter: 2.7500 INCHES NOMINAL IN
  • Overall Outside Diameter: 6.2500 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-156-1369, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fag Bearings Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-1369
Primary Part NumberRMS18
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusACTIVE
Surface FinishGROUND
Standard Tolerance DesignationRBEC NO.1
Internal Fit-Up DesignationSTANDARD
Bore ShapeSTRAIGHT
Locating FeatureNONLOCATING
Bore Diameter2.7500 INCHES NOMINAL IN
Overall Outside Diameter6.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-8944MS16 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
Cross-Reference Index
Part NumberManufacturer
RMS18 PRIMARY Fag Bearings Corporation (USA)
RMS18 Equitable Bearing Co Inc (USA)
Related Parts
3110-00-155-8944INTERCHANGEABLE
BEARING,BALL,ANNULAR
MS16

Frequently Asked Questions

What is NSN 3110-00-156-1369?

NSN 3110-00-156-1369 is a Bearing,roller,cylindrical, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-1369?

NSN 3110-00-156-1369 has 2 cross-referenced part numbers: RMS18 (Fag Bearings Corporation), RMS18 (Equitable Bearing Co Inc).

What NSN replaces 3110-00-156-1369?

There is 1 known substitute for 3110-00-156-1369: 3110-00-155-8944. Verify interchangeability with system specifications before substitution.

What are the specifications of RMS18?

Key specifications for RMS18: Surface Finish: GROUND; Overall Width: 1.3750 INCHES NOMINAL IN; Standard Tolerance Designation: RBEC NO.1; Internal Fit-Up Designation: STANDARD. 8 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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