The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-100-0597, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ntn Bearing Corporation of America. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-0597 |
| Primary Part Number | 52639 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Ntn Bearing Corporation of America |
| Status | ACTIVE |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Outside Diameter | 6.3750 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1250 INCHES NOMINAL IN |
| Style Designator | NORMAL ANGLE |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 52639 PRIMARY | Ntn Bearing Corporation of America (USA) |
| 52639 | Federal-Mogul Corp Government Sales Dept (USA) |
| 103S74 | Bendix Corp the (USA) |
| 52639 | The Timken Corporation (USA) |
| 103S74 | Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA) |
| 52639 | Australian Timken Pty Ltd (AUS) |
NSN 3110-00-100-0597 is a Cup,tapered Roller Bearing, manufactured by Ntn Bearing Corporation of America, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-100-0597 has 6 cross-referenced part numbers: 52639 (Ntn Bearing Corporation of America), 52639 (Federal-Mogul Corp Government Sales Dept), 103S74 (Bendix Corp the), 52639 (The Timken Corporation), 103S74 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)) and 1 more.
There are 4 known substitutes for 3110-00-100-0597: 3455-00-021-2413, 5950-00-751-8975, 5365-01-225-7766 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 52639: Standard Tolerance Designation: AFBMA CLASS 2; Outside Diameter: 6.3750 INCHES NOMINAL IN; Overall Width: 1.5625 INCHES NOMINAL IN; Backface Corner Radius: 0.1250 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.