The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6387, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-155-6387 |
| Primary Part Number | 281478-112 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bore Shape | STRAIGHT |
| Material | STEEL BALL |
| Material | STEEL OUTER RING |
| Style Designator | LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL INNER RING |
| Load Direction | RADIAL |
| Internal Fit-Up Designation | STANDARD |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Standard Tolerance Designation | ABEC NO.1 |
| Overall Outside Diameter | 62.00 MILLIMETERS NOMINAL MM |
| Surface Finish | GROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 281478-112 PRIMARY | Naval Sea Systems Command (USA) |
| 403M | Equitable Bearing Co Inc (USA) |
| 281478-112 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 403A | Timken Co Div the Timken Company (USA) |
| M403CE1TX9 PRIMARY | Nsk Corp Bearing Div (USA) |
| 403W | Timken Co Div the Timken Company (USA) |
| 403M PRIMARY | Skf Usa Inc. (USA) |
NSN 3110-00-155-6387 is a Bearing,ball,annular, manufactured by Naval Sea Systems Command, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-155-6387 has 7 cross-referenced part numbers: 281478-112 (Naval Sea Systems Command), 403M (Equitable Bearing Co Inc), 281478-112 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 403A (Timken Co Div the Timken Company), M403CE1TX9 (Nsk Corp Bearing Div) and 2 more.
There are 8 known substitutes for 3110-00-155-6387: 5999-00-111-2018, 5960-00-134-6031, 5975-00-153-6770 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 281478-112: Bore Shape: STRAIGHT; Overall Width: 17.0 MILLIMETERS NOMINAL MM; Material: STEEL BALL; Material: STEEL OUTER RING. 12 total characteristics are documented in the Federal Logistics Information System.