The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-187-1939, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-187-1939 |
| Primary Part Number | 930024 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING |
| Material | OIL LUBRICATION |
| Lubrication Material Document and Classification | MIL-L-81846 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Diameter | 1.9997 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN |
| Load Direction | ANGULAR |
| Retainer Fabrication Method | PRESSED |
| Bearing Preload Rating | 30.0 POUNDS NOMINAL LBS |
| Material | PLASTIC PHENOLIC SEPARATOR |
| Material | STEEL CORROSION RESISTING OUTER RACE |
| Contact Angle | 30.0 DEGREES NOMINAL |
| Surface Finish | GROUND |
| Overall Outside Diameter | 2.4997 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING INNER RACE |
| Material | STEEL CORROSION RESISTING BALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 930024 | Mpb Corporation Dba Mpb Corp (USA) |
| 930024 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| T764 | Mpb Corporation Dba Mpb Corp (USA) |
| 930024 | Lockheed Martin Corp Electronics and Missiles Div (USA) |
| 50989201 | Kaydon Corporation Dba Kaydon Corp (USA) |
| 3TARDR32-40-11 | Mpb Corporation Dba Mpb Corp (USA) |
| 930024 PRIMARY | Kaydon Corporation Dba Kaydon Corp (USA) |
NSN 3110-01-187-1939 is a Bearing,ball,duplex, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-187-1939 has 7 cross-referenced part numbers: 930024 (Mpb Corporation Dba Mpb Corp), 930024 (Mpb Corp Div Timken Super Precision), T764 (Mpb Corporation Dba Mpb Corp), 930024 (Lockheed Martin Corp Electronics and Missiles Div), 50989201 (Kaydon Corporation Dba Kaydon Corp) and 2 more.
There are 2 known substitutes for 3110-01-187-1939: 5950-00-205-9559, 5330-00-974-7269. Verify interchangeability with system specifications before substitution.
Key specifications for 930024: Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING; Material: OIL LUBRICATION; Lubrication Material Document and Classification: MIL-L-81846 MIL SPEC SINGLE MATERIAL RESPONSE; Bore Diameter: 1.9997 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.