The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6325, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Dressta North America Ltd. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-155-6325 |
| Primary Part Number | 637667C91 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Dressta North America Ltd |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 140.00 MILLIMETERS NOMINAL MM |
| Features Provided | SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 80.00 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 637667C91 PRIMARY | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 637667 C91 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-00-155-6325 is a Bearing,ball,annular, manufactured by Dressta North America Ltd, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-155-6325 has 1 manufacturer part number on file: 637667C91 (Dressta North America Ltd).
Key specifications for 637667C91: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 11 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.
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.