The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-100-0631, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-0631 |
| Primary Part Number | A6157 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Backface Corner Radius | 0.0460 INCHES NOMINAL IN |
| Outside Diameter | 1.5745 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Style Designator | NORMAL ANGLE |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A6157 | The Timken Corporation (USA) |
| 121490 | General Motors Corp (USA) |
| A6157 | Federal-Mogul Corp Government Sales Dept (USA) |
| SB1361C | Perfection Clutch (USA) |
| 706788 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| FF-B-187/1 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FF-B-187/01-005 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 3110-00-100-0631 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-100-0631 has 7 cross-referenced part numbers: A6157 (The Timken Corporation), 121490 (General Motors Corp), A6157 (Federal-Mogul Corp Government Sales Dept), SB1361C (Perfection Clutch), 706788 (Army Weapons Command Attn Amswe-Ree-S) and 2 more.
There are 6 known substitutes for 3110-00-100-0631: 4130-00-555-1785, 5970-00-669-9811, 5360-01-165-5564 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for A6157: Backface Corner Radius: 0.0460 INCHES NOMINAL IN; Outside Diameter: 1.5745 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: NORMAL ANGLE. 6 total characteristics are documented in the Federal Logistics Information System.