The Bushing,sleeve, cataloged under National Stock Number 3120-00-421-7780, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 18 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 | 3120-00-421-7780 |
| Primary Part Number | 1203-206 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE RIGHT FLANGE BODY 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 RIGHT FLANGE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Surface Treatment Document and Classification | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Right Flange Width | 0.0800 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3850 INCHES NOMINAL IN |
| Style Designator | SOLID, EXTERNAL FLANGES BOTH ENDS |
| Body Inside Diameter | 0.3120 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN |
| Right Flange Outside Diameter | 1.0830 INCHES MINIMUM AND 1.1030 INCHES MAXIMUM IN |
| Left Flange Outside Diameter | 0.4136 INCHES MINIMUM AND 0.4146 INCHES MAXIMUM IN |
| Left Flange Width | 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 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 |
|---|---|
| 1203-206 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 3120-00-421-7780 is a Bushing,sleeve, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-421-7780 has 1 manufacturer part number on file: 1203-206 (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for 1203-206: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE RIGHT FLANGE BODY CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER. 18 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.