The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-521-1237, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 5 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 | 3120-01-521-1237 |
| Primary Part Number | 74D115172-2005 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Inner Member Width | 0.5000 INCHES NOMINAL IN |
| Criticality Code Justification | AGAV |
| Style Designator | WITHOUT INSERT OR LINER WITH STAKING GROOVE |
| Material | STEEL OVERALL |
| Outer Member Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74D115172-2005 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 3120-01-521-1237 is a Bearing,plain,self-Aligning, manufactured by The Boeing Company Div Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-521-1237 has 1 manufacturer part number on file: 74D115172-2005 (The Boeing Company Div Defense).
Key specifications for 74D115172-2005: Inner Member Width: 0.5000 INCHES NOMINAL IN; Criticality Code Justification: AGAV; Style Designator: WITHOUT INSERT OR LINER WITH STAKING GROOVE; Part Name Assigned by Controlling Agency: (INAVY) REMOVAL TOOL,BEAR. 5 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.