The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-100-0545, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navistar International Corporation Dba Navistar. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-0545 |
| Primary Part Number | ST977 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Navistar International Corporation Dba Navistar |
| Status | CANCELLED |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Backface Corner Radius | 0.1250 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Outside Diameter | 3.2700 INCHES NOMINAL IN |
| Style Designator | NORMAL ANGLE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ST977 | Navistar International Corporation Dba Navistar (USA) |
| AA59649-270B | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA59649 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| BT25521 | Federal-Mogul Corp Government Sales Dept (USA) |
| 432777 | General Motors Corp (USA) |
| 706851 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 1300194 | Country Caterers Bbq Inc. Dba Country Caterer's Use CAGE Code 0mm69 for Cataloging (USA) |
| 65681R1 | International Harvester Co Agricultural Equipment Div (USA) |
| 25521 | Portec Inc Pioneer Div (USA) |
| ST977 | International Harvester Co Agricultural Equipment Div (USA) |
| 4253291 | Agco Corp Parts Opn (USA) |
| 30274 | Hyster-Yale Group, Inc. (USA) |
| 30274 | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| 65681R1 | Navistar International Corporation Dba Navistar (USA) |
| 1217-77 | Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (USA) |
| 25521 | The Timken Corporation (USA) |
| 25521 | Meritor Heavy Vehicle Systems, Llc (USA) |
| 25521 | Meritor Industrial Products, Llc (USA) |
| 25521 | Federal-Mogul Corp Government Sales Dept (USA) |
| 2F8508 | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3110-00-100-0545 is a Cup,tapered Roller Bearing, manufactured by Navistar International Corporation Dba Navistar, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-100-0545 has 20 cross-referenced part numbers: ST977 (Navistar International Corporation Dba Navistar), AA59649-270B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59649 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), BT25521 (Federal-Mogul Corp Government Sales Dept), 432777 (General Motors Corp) and 15 more.
There are 12 known substitutes for 3110-00-100-0545: 4210-00-035-9490, 4810-00-068-6712, 4810-00-081-5670 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for ST977: Standard Tolerance Designation: AFBMA CLASS 2; Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Material: STEEL OVERALL; Outside Diameter: 3.2700 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-100-0545 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.