The Bushing,sleeve, cataloged under National Stock Number 3120-01-372-5697, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-372-5697 |
| Primary Part Number | 803-6397259 PC 78 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 1.5625 INCHES NOMINAL IN |
| Body Outside Diameter | 1.2505 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | ASTM B139 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Flange Width | 0.1250 INCHES NOMINAL IN |
| Material | COPPER ALLOY 510 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 |
|---|---|
| 803-6397259 PC 78 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 013725697-00196 | 5/9 Secondary reference Dla Aviation Engineering Div Department of Defense |
NSN 3120-01-372-5697 is a Bushing,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-372-5697 has 1 manufacturer part number on file: 803-6397259 PC 78 (Naval Sea Systems Command).
Key specifications for 803-6397259 PC 78: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 1.5625 INCHES NOMINAL IN; Body Outside Diameter: 1.2505 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 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.