The Bearing,ball,annular, cataloged under National Stock Number 3110-01-053-8959, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corporation Dba Mpb Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-053-8959 |
| Primary Part Number | 5HTH215-44 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corporation Dba Mpb Corp |
| Status | ACTIVE |
| Bearing Preload Rating | 33.0 POUNDS NOMINAL LBS |
| Outer Ring Width | 0.9793 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN |
| Internal Clearance | 0.0054 INCHES MINIMUM RADIAL AND 0.0061 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 5.1177 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 2.9525 INCHES MINIMUM AND 2.9528 INCHES MAXIMUM IN |
| Material | STEEL COMP 4340 RETAINER |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Inner Ring Width | 1.1493 INCHES MINIMUM AND 1.1543 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 5HTH215-44 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
| Reference | Meaning |
|---|---|
| AAMM-215-6MSR-A-2673 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 5040T17P01 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3110-01-053-8959 is a Bearing,ball,annular, manufactured by Mpb Corporation Dba Mpb Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-053-8959 has 1 manufacturer part number on file: 5HTH215-44 (Mpb Corporation Dba Mpb Corp).
Key specifications for 5HTH215-44: Bearing Preload Rating: 33.0 POUNDS NOMINAL LBS; Outer Ring Width: 0.9793 INCHES MINIMUM AND 0.9843 INCHES MAXIMUM IN; Internal Clearance: 0.0054 INCHES MINIMUM RADIAL AND 0.0061 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 3110-01-053-8959 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.