The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-678-9060, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-678-9060 |
| Primary Part Number | 676945PC21 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Load Direction | RADIAL |
| Overall Outside Diameter | 3.2495 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM IN |
| Outer Ring Width | 0.3120 INCHES NOMINAL IN |
| Bore Diameter | 2.5620 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN |
| Inner Ring Width | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Retainer Fabrication Method | COILED |
| Style Designator | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 676945PC21 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| B547 | Trumbull Bearings Inc (USA) |
| 3190 PRIMARY | Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings (USA) |
| 718644-2 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| A6519-1 PRIMARY | Kaydon Corporation Dba Kaydon Corp (USA) |
| 718644-2 | Northrop Grumman Systems Corporation (USA) |
| TCL41-52U3-7LG20 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
NSN 3110-00-678-9060 is a Bearing,ball,airframe, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-678-9060 has 7 cross-referenced part numbers: 676945PC21 (Lockheed Martin Corporation Div Rms - Mitchel Field), B547 (Trumbull Bearings Inc), 3190 (Industrial Tectonics Bearings Corporation Dba Rbc Bearings Inc Div Industrial Tectonics Bearings), 718644-2 (Lockheed Martin Corporation Div Rms - Mitchel Field), A6519-1 (Kaydon Corporation Dba Kaydon Corp) and 2 more.
There are 12 known substitutes for 3110-00-678-9060: 5330-00-154-7701, 6810-00-185-7059, 5133-00-228-1375 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 676945PC21: Material: STEEL OVERALL; Load Direction: RADIAL; Overall Outside Diameter: 3.2495 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM IN; Outer Ring Width: 0.3120 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.