The Bearing,sleeve, cataloged under National Stock Number 3120-01-441-3259, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Beemer Precision Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-441-3259 |
| Primary Part Number | 11450976-2 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Beemer Precision Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | ROUND LEFT FLANGE BODY CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Flange Outside Diameter | 4.6200 INCHES NOMINAL IN |
| Body Outside Diameter | 4.0035 INCHES MINIMUM AND 4.0050 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 3.0025 INCHES MINIMUM AND 3.0040 INCHES MAXIMUM IN |
| Flange Width | 0.5000 INCHES NOMINAL IN |
| Material | COPPER ALLOY 841 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 |
|---|---|
| 11450976-2 PRIMARY | Beemer Precision Inc (USA) |
| Reference | Meaning |
|---|---|
| 11450976-2 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 3120-01-441-3259 is a Bearing,sleeve, manufactured by Beemer Precision Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-441-3259 has 1 manufacturer part number on file: 11450976-2 (Beemer Precision Inc).
Key specifications for 11450976-2: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER. 12 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.