PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS27043-5Bearing,jewel

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 3120-01-136-8295 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-136-8295 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-136-8295. Primary manufacturer part number: MS27043-5.
Features
  • Bearing,jewel — FSC 3120
  • Material: RUBY SYNTHETIC OR SAPPHIRE SYNTHETIC OVERALL
  • Material Document and Classification: MIL-B-27497 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Body Outside Diameter: 0.0500 INCHES NOMINAL0.0500 INCHES NOMINAL IN
  • Hole Diameter: 0.0048 INCHES NOMINAL0.0048 INCHES NOMINAL IN
  • Cup Diameter: 0.0048 INCHES NOMINAL0.0048 INCHES NOMINAL IN
  • Style Designator: OLIVE HOLE, BOMBE
  • 1 verified cross-reference
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Ruby Synthetic or Sapphire Synthetic Overall construction
General Description

The Bearing,jewel, cataloged under National Stock Number 3120-01-136-8295, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN3120-01-136-8295
Primary Part NumberMS27043-5
Item NameBearing,jewel
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialRUBY SYNTHETIC OR SAPPHIRE SYNTHETIC OVERALL
Material Document and ClassificationMIL-B-27497 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Body Outside Diameter0.0500 INCHES NOMINAL0.0500 INCHES NOMINAL IN
Hole Diameter0.0048 INCHES NOMINAL0.0048 INCHES NOMINAL IN
Cup Diameter0.0048 INCHES NOMINAL0.0048 INCHES NOMINAL IN
Style DesignatorOLIVE HOLE, BOMBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6695-00-049-6672 INTERCHANGEABLE
Jewel,bearing
Cross-Reference Index
Part NumberManufacturer
MS27043-5 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6695-00-049-6672INTERCHANGEABLE
JEWEL,BEARING

Frequently Asked Questions

What is NSN 3120-01-136-8295?

NSN 3120-01-136-8295 is a Bearing,jewel, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-136-8295?

NSN 3120-01-136-8295 has 1 cross-referenced part number: MS27043-5 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 3120-01-136-8295?

There is 1 known substitute for 3120-01-136-8295: 6695-00-049-6672. Verify interchangeability with system specifications before substitution.

What are the specifications of MS27043-5?

Key specifications for MS27043-5: Material: RUBY SYNTHETIC OR SAPPHIRE SYNTHETIC OVERALL; Material Document and Classification: MIL-B-27497 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Overall Width: 0.0125 INCHES NOMINAL0.0125 INCHES NOMINAL IN; Body Outside Diameter: 0.0500 INCHES NOMINAL0.0500 INCHES NOMINAL IN. 7 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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