The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-100-5281, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-5281 |
| Primary Part Number | 15578-15520 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | The Timken Corporation |
| Status | CANCELLED |
| Cup Width | 0.5313 INCHES NOMINAL IN |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Cone Width | 0.6875 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Material | STEEL OVERALL |
| Cone Corner Radius | 0.0460 INCHES NOMINAL IN |
| Overall Outside Diameter | 2.2500 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0620 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 751 TYPE |
| Standout Width | 0.1563 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 15520-78 | The Timken Corporation (USA) |
| 200912-0004 | Robbins and Myers Inc Power Transmission Div (USA) |
| 15578-15520 PRIMARY | The Timken Corporation (USA) |
| 103710 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| FFB187TYPE751 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 15520X15578 | The Timken Corporation (USA) |
| 247728 | Cooper Industries Inc Flow Control Div (USA) |
| BM2338 | Cooper Cameron Corp Ajax-Superior Div (USA) |
NSN 3110-00-100-5281 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-100-5281 has 8 cross-referenced part numbers: 15520-78 (The Timken Corporation), 200912-0004 (Robbins and Myers Inc Power Transmission Div), 15578-15520 (The Timken Corporation), 103710 (Cooper Cameron Corp Ajax-Superior Div), FFB187TYPE751 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.
There are 6 known substitutes for 3110-00-100-5281: 5950-00-462-1745, 6685-00-663-9000, 5306-01-083-9556 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 15578-15520: Cup Width: 0.5313 INCHES NOMINAL IN; Bore Diameter: 1.0000 INCHES NOMINAL IN; Overall Width: 0.6875 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-100-5281 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.