The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-100-5831, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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 | 3110-00-100-5831 |
| Primary Part Number | 78250-78551 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Cone Corner Radius | 0.0930 INCHES NOMINAL IN |
| Cup Width | 0.9260 INCHES NOMINAL IN |
| Standout Width | 0.5115 INCHES NOMINAL IN |
| Bore Diameter | 2.5000 INCHES NOMINAL IN |
| Overall Outside Diameter | 5.5130 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0930 INCHES NOMINAL IN |
| Cone Width | 1.3085 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, STEEP ANGLE |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 78250-78551 | Hoist Liftruck Mfg Inc (USA) |
| 78250-78551 PRIMARY | The Timken Corporation (USA) |
| FF-B-187/03 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FF-B-187B | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| TR8250-78551 | Hoist Liftruck Mfg Inc (USA) |
NSN 3110-00-100-5831 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-100-5831 has 5 cross-referenced part numbers: 78250-78551 (Hoist Liftruck Mfg Inc), 78250-78551 (The Timken Corporation), FF-B-187/03 (Federal Specifications Promulgated by General Services Administration Washington DC), FF-B-187B (Federal Specifications Promulgated by General Services Administration Washington DC), TR8250-78551 (Hoist Liftruck Mfg Inc).
There are 12 known substitutes for 3110-00-100-5831: 3110-00-100-0296, 3110-00-100-0298, 3110-00-100-0495 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 78250-78551: Cone Corner Radius: 0.0930 INCHES NOMINAL IN; Overall Width: 1.4375 INCHES NOMINAL IN; Cup Width: 0.9260 INCHES NOMINAL IN; Standout Width: 0.5115 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.