The Bearing,sleeve, cataloged under National Stock Number 3120-01-045-2553, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Ggb Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-045-2553 |
| Primary Part Number | 32DU40 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Ggb Llc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 2.1875 INCHES NOMINAL IN |
| Style Designator | SPLIT, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 2.0000 INCHES NOMINAL IN |
| Surface Treatment | TIN OUTER LAYER |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND LEAD INNER LAYER |
| Material | STEEL OUTER LAYER |
| Material | COPPER ALLOY OR PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE LAYER |
| 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 |
|---|---|
| 32DU40 PRIMARY | Ggb Llc (USA) |
| Reference | Meaning |
|---|---|
| AS33-720-2426749PIECE5-2 | 5/1 Secondary reference Naval Sea Systems Command |
| 75201A49 | 5/9 Secondary reference Terry Corp of Connecticut Sub of Ingersoll-Rand Co |
| 655A709PC17 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
NSN 3120-01-045-2553 is a Bearing,sleeve, manufactured by Ggb Llc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-045-2553 has 1 manufacturer part number on file: 32DU40 (Ggb Llc).
Key specifications for 32DU40: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 2.1875 INCHES NOMINAL IN; Style Designator: SPLIT, PLAIN, NO OUTSIDE FLANGES; Overall Length: 2.4900 INCHES MINIMUM AND 2.5100 INCHES MAXIMUM IN. 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.