The Bearing,ball,fairlead, cataloged under National Stock Number 3110-00-105-5251, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Harper Engineering Company. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 3110-00-105-5251 |
| Primary Part Number | 6801-1 |
| Item Name | Bearing,ball,fairlead |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Harper Engineering Company |
| Status | ACTIVE |
| Groove Diameter | 0.7550 INCHES NOMINAL IN |
| Outer Ring Width | 0.4100 INCHES NOMINAL IN |
| Inner Ring Width | 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Groove Radius | 0.1600 INCHES NOMINAL IN |
| Lubrication Material | LUBRICANT DRY FILM |
| Bore Diameter | 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| Seal Quantity | 2 |
| Overall Outside Diameter | 1.0150 INCHES MINIMUM AND 1.0250 INCHES MAXIMUM IN |
| Material | PLASTIC POLYAMIDE NYLON OUTER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL CORROSION RESISTING INNER RING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Style Designator | SINGLE ROW RIGID, GROOVED OD INNER RING EXTENDED BOTH SIDES |
| Material | STEEL CORROSION RESISTING BALL |
| Bearing Seal Type | CONTACT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6801-1 PRIMARY | Harper Engineering Company (USA) |
| FL3C6-3 | Timken Co Div the Timken Company (USA) |
| 3110PL1028960 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| FL3C6-3 | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
NSN 3110-00-105-5251 is a Bearing,ball,fairlead, manufactured by Harper Engineering Company, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-105-5251 has 4 cross-referenced part numbers: 6801-1 (Harper Engineering Company), FL3C6-3 (Timken Co Div the Timken Company), 3110PL1028960 (Jednolity Indeks Materialowy - Uniform Material Index), FL3C6-3 (Schatz Bearing Corporation Dba Schatz Bearing Corp).
There are 12 known substitutes for 3110-00-105-5251: 5120-00-242-7411, 5310-00-441-5610, 5935-00-581-7837 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6801-1: Groove Diameter: 0.7550 INCHES NOMINAL IN; Outer Ring Width: 0.4100 INCHES NOMINAL IN; Inner Ring Width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Groove Radius: 0.1600 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.