The Bearing,ball,annular, cataloged under National Stock Number 3110-00-278-7333, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 38 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-278-7333 |
| Primary Part Number | 1808681-1 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | CANCELLED |
| Bore Shape | STRAIGHT |
| Internal Fit-Up Designation | STANDARD |
| Outer Ring Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Standard Tolerance Designation | ABEC NO.5 |
| Flange Width | 0.0450 INCHES NOMINAL IN |
| Flange Outside Diameter | 0.5470 INCHES NOMINAL IN |
| Shield Quantity | 2 |
| Lubrication Material | OIL |
| Load Direction | RADIAL |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material Document and Classification | MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE |
| Internal Clearance | 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SFR1885PPK25 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| 414643-15 | Raytheon Company Dba Raytheon (USA) |
| SFR188PPK25MILL6085A | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| S814FCHHP25L01 | Mpb Corp Div Timken Super Precision (USA) |
| SFR188PP | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| VPSFR188SSW250-11 | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SS814FCHHP25L04 | Mpb Corp Div Timken Super Precision (USA) |
| SFR188PPK25 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| S814FCHHL01 | Mpb Corp Div Timken Super Precision (USA) |
| SFR188PPK25M1LL6085 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| 1394836PC11 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| MIL-STD-1647 | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| SFR1885PP | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| SS814FCHHP25L03 | Mpb Corp Div Timken Super Precision (USA) |
| 1808681-1 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| RG12 1LX UK | Hqw Aerospace (uk) Limited (GBR) |
| 1808681-1 | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA) |
| MFR814RPPSSR25L1 | Microtech Div of Federal-Mogul Corp (USA) |
| 1808681-1 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| 309-1442-000 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 3110-00-278-7333 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-278-7333 has 38 cross-referenced part numbers: SFR1885PPK25 (New Hampshire Ball Bearings Inc Div Hitech Division), 414643-15 (Raytheon Company Dba Raytheon), SFR188PPK25MILL6085A (New Hampshire Ball Bearings Inc Div Hitech Division), S814FCHHP25L01 (Mpb Corp Div Timken Super Precision), SFR188PP (New Hampshire Ball Bearings Inc Div Hitech Division) and 33 more.
There are 3 known substitutes for 3110-00-278-7333: 3110-00-009-4647, 3110-00-157-1940, 3110-00-783-6957. Verify interchangeability with system specifications before substitution.
Key specifications for 1808681-1: Overall Width: 0.1875 INCHES NOMINAL IN; Bore Shape: STRAIGHT; Internal Fit-Up Designation: STANDARD; Outer Ring Outside Diameter: 0.5000 INCHES NOMINAL IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-278-7333 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.