The Bushing,sleeve, cataloged under National Stock Number 3120-00-445-8445, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is De Havilland Parts & Aerostructures Limited Div Field Aviation. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-445-8445 |
| Primary Part Number | C4CM1093-3 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | De Havilland Parts & Aerostructures Limited Div Field Aviation |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Flange Outside Diameter | 0.8700 INCHES NOMINAL IN |
| Body Outside Diameter | 0.6262 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.4840 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0500 INCHES MINIMUM AND 0.0550 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OR STEEL COMP 303SE 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 |
|---|---|
| C4CM1093-3 | De Havilland Parts & Aerostructures Limited Div Field Aviation (CAN) |
| Reference | Meaning |
|---|---|
| 1680AC1-000-3 | 5/2 Secondary reference U.S. Government activity |
| C4CM1093-3 | 3/9 Design control — primary reference De Havilland Aircraft of Canada Limited |
NSN 3120-00-445-8445 is a Bushing,sleeve, manufactured by De Havilland Parts & Aerostructures Limited Div Field Aviation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-445-8445 has 1 manufacturer part number on file: C4CM1093-3 (De Havilland Parts & Aerostructures Limited Div Field Aviation).
Key specifications for C4CM1093-3: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER. 14 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.