The Bushing,sleeve, cataloged under National Stock Number 3120-01-679-3489, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Legacy Am&m. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | The Boeing Company Div Legacy Am&m (CAGE 43999) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-679-3489 |
| Primary Part Number | LD137-0044-0504 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| 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 |
|---|---|
| LD137-0044-0504 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| LD137-0044 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 3120-01-679-3489 is a Bushing,sleeve, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-679-3489 has 1 manufacturer part number on file: LD137-0044-0504 (The Boeing Company Div Legacy Am&m).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-727-4856, 5365-01-727-4945. Verify interchangeability with system specifications before substitution.
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.