The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-156-1769, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 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 | 3110-00-156-1769 |
| Primary Part Number | A52491-75 |
| Item Name | Bearing,ball,thrust |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Overall Outside Diameter | 3.3125 INCHES NOMINAL IN |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR THRUST BEARINGS |
| Style Designator | GROOVED RACE SURFACE |
| Bore Smallest Diameter | 2.1250 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Thrust Directional Capability Designation | SINGLE |
| Surface Finish | GROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A52491-75 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 701 | Grow Construction Co Inc (USA) |
| A2027 | Automotive Thrust Bearing Corp (USA) |
| 905 | Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA) |
| MS17161-75 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MAJ0R | Timken Co Div the Timken Company (USA) |
| MAJ0R | Timken Aerospace, Inc Dba Torrington Product (USA) |
| 4427 | Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA) |
| G27 | Abc Acquisition Company Dba Aetna Bearing Company (USA) |
| A-A-52491 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 3110-00-156-1769 is a Bearing,ball,thrust, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-156-1769 has 10 cross-referenced part numbers: A52491-75 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 701 (Grow Construction Co Inc), A2027 (Automotive Thrust Bearing Corp), 905 (Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc), MS17161-75 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There are 12 known substitutes for 3110-00-156-1769: 5315-00-010-3646, 5306-00-206-6266, 5310-00-216-8026 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A52491-75: Overall Outside Diameter: 3.3125 INCHES NOMINAL IN; Material: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Standard Tolerance Designation: AFBMA STD TOLERANCE FOR THRUST BEARINGS. 10 total characteristics are documented in the Federal Logistics Information System.