The Bushing,sleeve, cataloged under National Stock Number 3120-00-809-8431, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Columbus Jack Corporation Div Columbus Jack. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-809-8431 |
| Primary Part Number | 3934-6 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT 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 | ROUND INSIDE LEFT CORNER |
| Flange Outside Diameter | 9.4470 INCHES MINIMUM AND 9.4490 INCHES MAXIMUM IN |
| Body Outside Diameter | 9.2270 INCHES MINIMUM AND 9.2390 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 8.9620 INCHES MINIMUM AND 8.9640 INCHES MAXIMUM IN |
| Flange Width | 13.2028 INCHES MINIMUM AND 13.2344 INCHES MAXIMUM IN |
| Material | STEEL 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 |
|---|---|
| 3934-6 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| 3934-6 | 5/9 Secondary reference Age Logistics Corporation |
NSN 3120-00-809-8431 is a Bushing,sleeve, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-809-8431 has 1 manufacturer part number on file: 3934-6 (Columbus Jack Corporation Div Columbus Jack).
2 possible matches (shared part number, not a government interchangeability claim): 5340-00-935-8907, 5331-01-254-0882. Verify interchangeability with system specifications before substitution.
Key specifications for 3934-6: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE 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.