The Bearing,ball,annular, cataloged under National Stock Number 3110-01-087-7571, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-087-7571 |
| Primary Part Number | 77737031-3 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Triumph Thermal Systems - Maryland, Inc. |
| Status | ACTIVE |
| Material | COPPER ALLOY RETAINER |
| Internal Clearance | 0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN |
| Bore Shape | STRAIGHT |
| Surface Finish | GROUND |
| Standard Tolerance Designation | ABEC NO.3 |
| Retainer Fabrication Method | MACHINED |
| Load Direction | RADIAL |
| Lubrication Material | LUBRICANT |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material | STEEL COMP E51100 BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material | STEEL COMP E51100 OUTER RING |
| Material | STEEL COMP E51100 INNER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 32.00 MILLIMETERS NOMINAL MM |
| Bore Diameter | 15.00 MILLIMETERS NOMINAL MM |
| Lubrication Material Document and Classification | MIL-C-11796,CL 3 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 77737031-3 | Triumph Thermal Systems - Maryland, Inc. (USA) |
| 102KS | Skf Usa Inc. (USA) |
| MMM0M//1-0 | Triumph Thermal Systems - Maryland, Inc. (USA) |
| M9102KMBRFA52499 | Timken Co Div the Timken Company (USA) |
| M9102KMBRFS174 | Timken Co Div the Timken Company (USA) |
NSN 3110-01-087-7571 is a Bearing,ball,annular, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-087-7571 has 5 cross-referenced part numbers: 77737031-3 (Triumph Thermal Systems - Maryland, Inc.), 102KS (Skf Usa Inc.), MMM0M//1-0 (Triumph Thermal Systems - Maryland, Inc.), M9102KMBRFA52499 (Timken Co Div the Timken Company), M9102KMBRFS174 (Timken Co Div the Timken Company).
There are 2 known substitutes for 3110-01-087-7571: 3110-00-144-8501, 3110-00-814-7639. Verify interchangeability with system specifications before substitution.
Key specifications for 77737031-3: Material: COPPER ALLOY RETAINER; Internal Clearance: 0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN; Bore Shape: STRAIGHT; Surface Finish: GROUND. 20 total characteristics are documented in the Federal Logistics Information System.