The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-989-0739, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-989-0739 |
| Primary Part Number | FFB187/01-754 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Backface Corner Radius | 0.1250 INCHES NOMINAL IN |
| Cone Width | 1.5625 INCHES NOMINAL IN |
| Overall Outside Diameter | 7.5000 INCHES MINIMUM AND 7.5010 INCHES MAXIMUM IN |
| Bore Diameter | 5.2500 INCHES MINIMUM AND 5.2510 INCHES MAXIMUM IN |
| Cone Corner Radius | 0.1400 INCHES NOMINAL IN |
| Standout Width | 0.2500 INCHES NOMINAL IN |
| Cup Width | 1.3125 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB187/01-754 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AA59649-754 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| FF-B-187/1 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 48385-48320 | The Timken Corporation (USA) |
| A-A-59649 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 13207E2670 | Cecom Lr Center (USA) |
NSN 3110-00-989-0739 is a Bearing,roller,tapered, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-989-0739 has 6 cross-referenced part numbers: FFB187/01-754 (Federal Specifications Promulgated by General Services Administration Washington DC), AA59649-754 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), FF-B-187/1 (Federal Specifications Promulgated by General Services Administration Washington DC), 48385-48320 (The Timken Corporation), A-A-59649 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.
There is 1 known substitute for 3110-00-989-0739: 3110-00-101-1796. Verify interchangeability with system specifications before substitution.
Key specifications for FFB187/01-754: Material: STEEL OVERALL; Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Cone Width: 1.5625 INCHES NOMINAL IN; Overall Outside Diameter: 7.5000 INCHES MINIMUM AND 7.5010 INCHES MAXIMUM IN. 11 total characteristics are documented in the Federal Logistics Information System.