The Bearing,ball,annular, cataloged under National Stock Number 3110-00-157-2007, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Abc Acquisition Company Dba Aetna Bearing Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-157-2007 |
| Primary Part Number | A2903 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Abc Acquisition Company Dba Aetna Bearing Company |
| Status | ACTIVE |
| Overall Outside Diameter | 3.1350 INCHES MAXIMUM IN |
| Bore Diameter | 1.8744 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.5660 INCHES NOMINAL IN |
| Contact Angle | 15.0 DEGREES NOMINAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Surface Finish | GROUND |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Inner Ring Width | 0.4840 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Style Designator | CLUTCH RELEASE |
| Material | STEEL BALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CT30FX | General Motors Corp (USA) |
| 408-1C | Pence Earl H and Co (USA) |
| A2903 PRIMARY | Abc Acquisition Company Dba Aetna Bearing Company (USA) |
| TT1065 | L and S Bearing Co Inc (USA) |
| CT30F | General Motors Corp Delco Moraine Ndh Div (USA) |
| A885 | Automotive Thrust Bearing Corp (USA) |
| CT30F | General Motors Llc Dba General Motors Llc (USA) |
| 1065 | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 511128-4 PRIMARY | Naval Sea Systems Command (USA) |
| CT30FX | General Motors Llc Dba General Motors Llc (USA) |
| N1065 | Skf Industries Inc Nice Bearing Products Div (USA) |
| CT30FX | General Motors Corp Delco Moraine Ndh Div (USA) |
| N1065 | Skf Usa Inc. (USA) |
| CT30F | General Motors Corp (USA) |
| 511128-4 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 209CT7 | Timken Co Div the Timken Company (USA) |
| 01876 | Bunting Bearings Corp (USA) |
NSN 3110-00-157-2007 is a Bearing,ball,annular, manufactured by Abc Acquisition Company Dba Aetna Bearing Company, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-157-2007 has 17 cross-referenced part numbers: CT30FX (General Motors Corp), 408-1C (Pence Earl H and Co), A2903 (Abc Acquisition Company Dba Aetna Bearing Company), TT1065 (L and S Bearing Co Inc), CT30F (General Motors Corp Delco Moraine Ndh Div) and 12 more.
There are 6 known substitutes for 3110-00-157-2007: 3120-00-287-6507, 5930-00-296-6459, 3110-00-724-7884 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for A2903: Overall Outside Diameter: 3.1350 INCHES MAXIMUM IN; Bore Diameter: 1.8744 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN; Lubrication Material: GREASE; Outer Ring Width: 0.5660 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.