The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-156-1887, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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 | 3110-00-156-1887 |
| Primary Part Number | 72-6970-922 |
| Item Name | Bearing,ball,thrust |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Thrust Directional Capability Designation | SINGLE |
| Alignment Type | RIGID |
| Overall Outside Diameter | 78.0 MILLIMETERS NOMINAL MM |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR THRUST BEARINGS |
| Bore Smallest Diameter | 55.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Style Designator | GROOVED RACE SURFACE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 72-6970-922 | Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA) |
| 155-352 | General Motors Corp Electro-Motive Div (USA) |
| 176-422 | General Motors Corp Electro-Motive Div (USA) |
| MS17161-78 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 2911 | Skf Usa Inc. (USA) |
| 2911 | Skf Usa Inc. (USA) |
| 72-6970-922 | Fairbanks Morse, Llc (USA) |
NSN 3110-00-156-1887 is a Bearing,ball,thrust, manufactured by Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-156-1887 has 7 cross-referenced part numbers: 72-6970-922 (Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco), 155-352 (General Motors Corp Electro-Motive Div), 176-422 (General Motors Corp Electro-Motive Div), MS17161-78 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 2911 (Skf Usa Inc.) and 2 more.
There are 12 known substitutes for 3110-00-156-1887: 5930-00-008-2001, 5340-00-034-7490, 3110-00-183-9175 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 72-6970-922: Surface Finish: GROUND; Thrust Directional Capability Designation: SINGLE; Special Features: W/O SEATING RING; Alignment Type: RIGID. 11 total characteristics are documented in the Federal Logistics Information System.