The Bearing,sleeve, cataloged under National Stock Number 3120-01-032-4459, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Trellex Morse Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-032-4459 |
| Primary Part Number | EF2500 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Trellex Morse Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 2.6250 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 2.0000 INCHES NOMINAL IN |
| Cubic Measure | 1728.00 CUBIC INCHES |
| Material | RESIN SYNTHETIC EXTERNAL OUTER MEMBER |
| Material | RUBBER SYNTHETIC INTERNAL INNER MEMBER |
| 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 |
|---|---|
| 870513700 (HAZEL) | Johnson Rubber Co the (USA) |
| EF2500 PRIMARY | Trellex Morse Inc (USA) |
| Reference | Meaning |
|---|---|
| E12500 | 5/9 Secondary reference Trellex Morse Inc |
NSN 3120-01-032-4459 is a Bearing,sleeve, manufactured by Trellex Morse Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-032-4459 has 2 manufacturer part numbers on file: 870513700 (HAZEL) (Johnson Rubber Co the), EF2500 (Trellex Morse Inc).
Key specifications for EF2500: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 2.6250 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 8.0000 INCHES NOMINAL IN. 7 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.