The Bearing,ball,annular, cataloged under National Stock Number 3110-01-643-3996, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Tri State Bearing Company, Inc.. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-643-3996 |
| Primary Part Number | 201KDD |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Tri State Bearing Company, Inc. |
| Status | ACTIVE |
| Shield Quantity | 2 |
| Style Designator | LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 32.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Bore Diameter | 12.0 MILLIMETERS NOMINAL MM |
| Material | STEEL CAGE |
| 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 |
|---|---|
| 201KDD PRIMARY | Tri State Bearing Company, Inc. (USA) |
NSN 3110-01-643-3996 is a Bearing,ball,annular, manufactured by Tri State Bearing Company, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-643-3996 has 1 manufacturer part number on file: 201KDD (Tri State Bearing Company, Inc.).
Key specifications for 201KDD: Shield Quantity: 2; Style Designator: LOADING GROOVE, NON-SEPARABLE; Overall Width: 10.0 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 32.0 MILLIMETERS NOMINAL MM. 6 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.