The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-271-3337, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Gst Industries Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-271-3337 |
| Primary Part Number | C552-5 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Gst Industries Inc. |
| Status | ACTIVE |
| Inner Member Width | 0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Outer Member Width | 0.3120 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM IN |
| Static Radial Load Rating | 8600 POUNDS LBS |
| Bore Diameter | 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER |
| Material | STEEL COMP 440C INNER MEMBER |
| Material | STEEL COMP 630 OR STEEL COMP 410 OR STEEL COMP 416SE OUTER RACE MEMBER |
| Outer Member Outside Diameter | 0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM IN |
| 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 |
|---|---|
| C552-5 PRIMARY | Gst Industries Inc. (USA) |
| Reference | Meaning |
|---|---|
| C552-5 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3120-01-271-3337 is a Bearing,plain,self-Aligning, manufactured by Gst Industries Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-271-3337 has 1 manufacturer part number on file: C552-5 (Gst Industries Inc.).
Key specifications for C552-5: Inner Member Width: 0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Outer Member Width: 0.3120 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM IN; Static Radial Load Rating: 8600 POUNDS LBS; Bore Diameter: 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN. 8 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.