PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS27648-25GBearing,ball,airframe

Sae International Dba Sae International · NSN 3110-00-227-2600 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-2600 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-2600. Primary manufacturer part number: MS27648-25G.
Features
  • Bearing,ball,airframe — FSC 3110
  • Alignment Type: SELF-ALIGNING
  • Bearing Seal Type: CONTACT
  • Outer Ring Width: 0.3750 INCHES NOMINAL IN
  • Seal Quantity: 2
  • Lubrication Material: GREASE
  • Inner Ring Width: 0.4375 INCHES NOMINAL IN
  • Features Provided: ALIGNING RING
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-227-2600, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 6 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
NSN3110-00-227-2600
Primary Part NumberMS27648-25G
Item NameBearing,ball,airframe
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Alignment TypeSELF-ALIGNING
Bearing Seal TypeCONTACT
Outer Ring Width0.3750 INCHES NOMINAL IN
Seal Quantity2
Lubrication MaterialGREASE
Inner Ring Width0.4375 INCHES NOMINAL IN
Features ProvidedALIGNING RING
Load DirectionRADIAL
Self-Alignment LocationEXTERNAL
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
MaterialSTEEL INNER RING
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Overall Outside Diameter2.2500 INCHES NOMINAL IN
Bore Diameter1.5625 INCHES NOMINAL IN
MaterialSTEEL BALL
Surface TreatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL OUTER RING
Style DesignatorSINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-240-0003KP25BS INTERCHANGEABLE
Bearing,ball,airframe
Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings
Cross-Reference Index
Part NumberManufacturer
AS27648-25G Society of Automotive Engineers Inc (USA)
MS27648-25G Society of Automotive Engineers Inc (USA)
KP258S Timken Co Div the Timken Company (USA)
KP25BSFS428 Timken Co Div the Timken Company (USA)
MS27648-25G Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
STSKB211-25 Lockheed Martin Corp (USA)
MS27648-25G PRIMARY Sae International Dba Sae International (USA)
KP25BS Timken Co Div the Timken Company (USA)
KP25BSMILG3278A Timken Co Div the Timken Company (USA)
KP25BSFS10160X Timken Co Div the Timken Company (USA)
KP25BSFS160 Timken Co Div the Timken Company (USA)
KP25BSANG25 Timken Co Div the Timken Company (USA)
3110PL1296782 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
3110-00-240-0003INTERCHANGEABLE
BEARING,BALL,AIRFRAME
KP25BS

Frequently Asked Questions

What is NSN 3110-00-227-2600?

NSN 3110-00-227-2600 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-227-2600?

NSN 3110-00-227-2600 has 13 cross-referenced part numbers: AS27648-25G (Society of Automotive Engineers Inc), MS27648-25G (Society of Automotive Engineers Inc), KP258S (Timken Co Div the Timken Company), KP25BSFS428 (Timken Co Div the Timken Company), MS27648-25G (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.

What NSN replaces 3110-00-227-2600?

There is 1 known substitute for 3110-00-227-2600: 3110-00-240-0003. Verify interchangeability with system specifications before substitution.

What are the specifications of MS27648-25G?

Key specifications for MS27648-25G: Alignment Type: SELF-ALIGNING; Bearing Seal Type: CONTACT; Outer Ring Width: 0.3750 INCHES NOMINAL IN; Seal Quantity: 2. 19 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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