The Bushing,sleeve, cataloged under National Stock Number 3120-01-718-3196, 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 8 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3120-01-718-3196 |
| Primary Part Number | ST4M219-08006 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.7037 INCHES MINIMUM AND 0.7042 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | ASTM B196/B196M OR ASTM B643 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.5150 INCHES MINIMUM AND 0.5160 INCHES MAXIMUM IN |
| Specification/standard Data | 76301-ST4-219 MANUFACTURERS STANDARD |
| Material | COPPER ALLOY 172 OVERALL |
| 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 |
|---|---|
| ST4M219-08006 | Mayday Manufacturing Co. (USA) |
| ST4M219-08006 PRIMARY | The Boeing Company Div Defense (USA) |
| ST4M219-08006 | All Power Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| ST4M219 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 3120-01-718-3196 is a Bushing,sleeve, manufactured by The Boeing Company Div Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-718-3196 has 3 manufacturer part numbers on file: ST4M219-08006 (Mayday Manufacturing Co.), ST4M219-08006 (The Boeing Company Div Defense), ST4M219-08006 (All Power Manufacturing Co.).
Key specifications for ST4M219-08006: Surface Finish: 125.0 MICROINCHES OVERALL; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7037 INCHES MINIMUM AND 0.7042 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 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.