The Bearing,plain,spherical, cataloged under National Stock Number 3120-01-417-9976, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-417-9976 |
| Primary Part Number | P25040 |
| Item Name | Bearing,plain,spherical |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings |
| Status | ACTIVE |
| Body Outside Diameter | 1.0800 INCHES NOMINAL IN |
| Body Inside Diameter | 0.5000 INCHES NOMINAL IN |
| Material | COBALT COMP 6 INNER MEMBER |
| 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 |
|---|---|
| P25040 | Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings (USA) |
| AMB08-1038 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| VTB09740 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 4D0038-8 | Avalon Machine Products Inc (USA) |
| Reference | Meaning |
|---|---|
| KMB8-50 | 5/2 Secondary reference U.S. Government activity |
| 4D0038-8 | 3/2 Design control — primary reference U.S. Government activity |
| BSSR-8-2260 | 5/2 Secondary reference U.S. Government activity |
NSN 3120-01-417-9976 is a Bearing,plain,spherical, manufactured by Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-417-9976 has 4 manufacturer part numbers on file: P25040 (Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings), AMB08-1038 (New Hampshire Ball Bearings Inc Div Astro Division), VTB09740 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 4D0038-8 (Avalon Machine Products Inc).
Key specifications for P25040: Body Outside Diameter: 1.0800 INCHES NOMINAL IN; Overall Length: 0.5000 INCHES NOMINAL IN; Body Inside Diameter: 0.5000 INCHES NOMINAL IN; Material: COBALT COMP 6 INNER MEMBER. 3 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.