PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS27644-10Bearing,ball,airframe

Sae International Dba Sae International · NSN 3110-00-042-4532 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-042-4532 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-042-4532. Primary manufacturer part number: MS27644-10.
Features
  • Bearing,ball,airframe — FSC 3110
  • Overall Outside Diameter: 1.9375 INCHES NOMINAL IN
  • Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
  • Alignment Type: RIGID
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
  • Internal Clearance: 0.0004 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN
  • Bearing Seal Type: CONTACT
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Outer Ring construction
General Description

The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-042-4532, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-042-4532
Primary Part NumberMS27644-10
Item NameBearing,ball,airframe
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Overall Outside Diameter1.9375 INCHES NOMINAL IN
Lubrication Material Document and ClassificationMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
Alignment TypeRIGID
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
Internal Clearance0.0004 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL IN
Bearing Seal TypeCONTACT
Load DirectionRADIAL
Outer Ring Width0.9200 INCHES NOMINAL IN
Inner Ring Width0.9950 INCHES NOMINAL IN
Seal Quantity2
MaterialSTEEL COMP E52100 OUTER RING
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OR PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL
Material Document and ClassificationAMS 3652 ASSN STD 1ST MATERIAL RESPONSE OR AMS 3666 ASSN STD 2ND MATERIAL RESPONSE SEAL
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
Style DesignatorDOUBLE ROW
MaterialSTEEL COMP E52100 OR STEEL COMP E51100 BALL
Bore Diameter0.6250 INCHES NOMINAL IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES BALL
MaterialSTEEL COMP E52100 INNER RING
Surface TreatmentCADMIUM EXPOSED SURFACES AS MOUNTED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3110-00-042-4571MS27644-4 INTERCHANGEABLE
Bearing,ball,airframe
Sae International Dba Sae International
3110-00-042-4572MS27644-5 INTERCHANGEABLE
Bearing,ball,airframe
Sae International Dba Sae International
3110-00-042-4575MS27644-6 INTERCHANGEABLE
Bearing,ball,airframe
Sae International Dba Sae International
3110-00-042-4589MS27644-8 INTERCHANGEABLE
Bearing,ball,airframe
Sae International Dba Sae International
6635-00-880-7868LG-010 INTERCHANGEABLE
Tensiometer
Ametek Inc
Cross-Reference Index
Part NumberManufacturer
AS27644 Sae International Dba Sae International (USA)
DPP10FS464 Rbc Aircraft Products, Inc. (USA)
MS27644-10 Society of Automotive Engineers Inc (USA)
MS27644-10 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS20207DPP10 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AS27644 Society of Automotive Engineers Inc (USA)
DPP10FS464 Timken Co Div the Timken Company (USA)
DPP10 Skf Usa Inc. (USA)
MS27644-10 PRIMARY Sae International Dba Sae International (USA)
Related Parts
3110-00-042-4571INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MS27644-4
3110-00-042-4572INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MS27644-5
3110-00-042-4575INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MS27644-6
3110-00-042-4589INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MS27644-8
6635-00-880-7868INTERCHANGEABLE
TENSIOMETER
LG-010

Frequently Asked Questions

What is NSN 3110-00-042-4532?

NSN 3110-00-042-4532 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-042-4532?

NSN 3110-00-042-4532 has 9 cross-referenced part numbers: AS27644 (Sae International Dba Sae International), DPP10FS464 (Rbc Aircraft Products, Inc.), MS27644-10 (Society of Automotive Engineers Inc), MS27644-10 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS20207DPP10 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 3110-00-042-4532?

There are 5 known substitutes for 3110-00-042-4532: 3110-00-042-4571, 3110-00-042-4572, 3110-00-042-4575 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS27644-10?

Key specifications for MS27644-10: Overall Outside Diameter: 1.9375 INCHES NOMINAL IN; Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE; Alignment Type: RIGID; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-042-4532 still in active supply?

NSN 3110-00-042-4532 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.
PartsTable Design LLC · partstable.com