The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-321-0604, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Alinabal Holdings Corporation Div Engineered Products Group. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | Kidde Fire Fighting, Inc. Div National Foam (CAGE 11939); Alinabal Holdings Corporation Div Engineered Products Group (CAGE 31633) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-321-0604 |
| Primary Part Number | PBL-4-A |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Alinabal Holdings Corporation Div Engineered Products Group |
| Status | ACTIVE |
| 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 |
|---|---|
| 3202-2055-5 | Kidde Fire Fighting, Inc. Div National Foam (USA) |
| PBL-4-A PRIMARY | Alinabal Holdings Corporation Div Engineered Products Group (USA) |
| Reference | Meaning |
|---|---|
| 00399520 | 5/9 Secondary reference Kidde Fire Fighting, Inc. Div National Foam |
NSN 3120-01-321-0604 is a Bearing,plain,self-Aligning, manufactured by Alinabal Holdings Corporation Div Engineered Products Group, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-321-0604 has 2 manufacturer part numbers on file: 3202-2055-5 (Kidde Fire Fighting, Inc. Div National Foam), PBL-4-A (Alinabal Holdings Corporation Div Engineered Products Group).
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.