PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30101Bearing,ball,annular

Triumph Thermal Systems - Maryland, Inc. · NSN 3110-01-012-2797 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-012-2797 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-012-2797. Primary manufacturer part number: 30101.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 17.0 MILLIMETERS NOMINAL MM
  • Material: STEEL COMP 440A OUTER RING A
  • Retainer Fabrication Method: MACHINED
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • Calibration Designator: C
  • Standard Tolerance Designation: ABEC NO.7
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440A Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-012-2797, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-012-2797
Primary Part Number30101
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
Bore Diameter17.0 MILLIMETERS NOMINAL MM
MaterialSTEEL COMP 440A OUTER RING A
Retainer Fabrication MethodMACHINED
Bore ShapeSTRAIGHT
Surface FinishGROUND
Calibration DesignatorC
Standard Tolerance DesignationABEC NO.7
Load DirectionANGULAR
Internal Fit-Up DesignationEXTRA LOOSE
Lubrication Material Document and ClassificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
Lubrication MaterialOIL
Contact Angle25.0 DEGREES MAXIMUM
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL COMP 440A INNER RING A
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
MaterialSTEEL COMP 440A BALL A
Test Data Document01359-C30101 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Overall Outside Diameter35.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-057-2417 INTERCHANGEABLE
Lamp,incandescent
5935-00-079-74339157019-2 INTERCHANGEABLE
Adapter,connector
Us Army Aviation and Missile Command
3110-00-100-0642 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5950-00-111-8344 INTERCHANGEABLE
Coil,radio Frequency
5950-00-430-1195 INTERCHANGEABLE
Coil,radio Frequency
4820-00-456-009530-10-1 INTERCHANGEABLE
Valve Assembly
Celtech Corporation Div Use CAGE 65552 for All Orders
5310-00-541-118730-10-1 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Trailmobile Inc Sub of the Pullman Co
3040-01-009-22083010-1 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
5935-01-058-8463293-H2909 INTERCHANGEABLE
Connector,plug,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5940-01-103-1162 INTERCHANGEABLE
Terminal,feedthru
Cross-Reference Index
Part NumberManufacturer
30101 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
S103HJA6C PRIMARY Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
S103HJA6C PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
6240-00-057-2417INTERCHANGEABLE
LAMP,INCANDESCENT
5935-00-079-7433INTERCHANGEABLE
ADAPTER,CONNECTOR
9157019-2
3110-00-100-0642INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5950-00-111-8344INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-430-1195INTERCHANGEABLE
COIL,RADIO FREQUENCY
4820-00-456-0095INTERCHANGEABLE
VALVE ASSEMBLY
30-10-1
5310-00-541-1187INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
30-10-1
3040-01-009-2208INTERCHANGEABLE
CONNECTING LINK,RIGID
3010-1
5935-01-058-8463INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
293-H2909
5940-01-103-1162INTERCHANGEABLE
TERMINAL,FEEDTHRU
2530-01-106-1604INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
5998-01-120-7690INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 3110-01-012-2797?

NSN 3110-01-012-2797 is a Bearing,ball,annular, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-012-2797?

NSN 3110-01-012-2797 has 3 cross-referenced part numbers: 30101 (Triumph Thermal Systems - Maryland, Inc.), S103HJA6C (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), S103HJA6C (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 3110-01-012-2797?

There are 12 known substitutes for 3110-01-012-2797: 6240-00-057-2417, 5935-00-079-7433, 3110-00-100-0642 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30101?

Key specifications for 30101: Bore Diameter: 17.0 MILLIMETERS NOMINAL MM; Overall Width: 10.0 MILLIMETERS NOMINAL MM; Material: STEEL COMP 440A OUTER RING A; Retainer Fabrication Method: MACHINED. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com