The Bushing,sleeve, cataloged under National Stock Number 3120-01-487-1682, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Advanced Air of West Palm Beach, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-487-1682 |
| Primary Part Number | 844781-77 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Advanced Air of West Palm Beach, Inc. |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.7512 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | AMS5643 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Body Inside Diameter | 0.4992 INCHES MINIMUM AND 0.5002 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 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 |
|---|---|
| 844781-77 PRIMARY | Advanced Air of West Palm Beach, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 844781-77 | 5/9 Secondary reference U.S. Government activity |
| 844781 | 5/9 Secondary reference U.S. Government activity |
NSN 3120-01-487-1682 is a Bushing,sleeve, manufactured by Advanced Air of West Palm Beach, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-487-1682 has 1 manufacturer part number on file: 844781-77 (Advanced Air of West Palm Beach, Inc.).
Key specifications for 844781-77: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7512 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: AMS5643 ASSN STD ALL MATERIAL RESPONSES OVERALL. 6 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.