The Bearing,sleeve, cataloged under National Stock Number 3120-00-474-0747, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Goodrich Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-474-0747 |
| Primary Part Number | 8239-9A |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Surface Finish | 250.0 MICROINCHES LEFT END SURFACE OF BODY |
| Surface Finish | 250.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 40.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Corner Shape | ROUND ALL CORNERS |
| Body Outside Diameter | 4.4960 INCHES MINIMUM AND 4.4980 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 3.7500 INCHES MINIMUM AND 3.7510 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 862 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 |
|---|---|
| 8239-9A PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8239-9A | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 3120-00-474-0747 is a Bearing,sleeve, manufactured by Goodrich Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-474-0747 has 1 manufacturer part number on file: 8239-9A (Goodrich Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-282-2698. Verify interchangeability with system specifications before substitution.
Key specifications for 8239-9A: Surface Finish: 250.0 MICROINCHES LEFT END SURFACE OF BODY; Surface Finish: 250.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 40.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 250.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY. 9 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.