The Bushing,tapered, cataloged under National Stock Number 5365-01-556-0643, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-556-0643 |
| Primary Part Number | G579399-1 |
| Item Name | Bushing,tapered |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Tapered Portion Length | 2.063 INCHES NOMINAL IN |
| Large End Outside Diameter | 2.242 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B249. COND 1/2 HARD ASSN STD SINGLE MATERIAL RESPONSE |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Material | COPPER ALLOY 360 |
| Taper Included Angle | 14.0 |
| 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 |
|---|---|
| G579399-1 PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| G579399 | D/9 Drawing number reference only Raytheon Company Div Corp |
NSN 5365-01-556-0643 is a Bushing,tapered, manufactured by Raytheon Company Div Corp, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-556-0643 has 1 manufacturer part number on file: G579399-1 (Raytheon Company Div Corp).
Key specifications for G579399-1: Tapered Portion Length: 2.063 INCHES NOMINAL IN; Large End Outside Diameter: 2.242 INCHES NOMINAL IN; Material Document and Classification: ASTM B249. COND 1/2 HARD ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 2.813 INCHES NOMINAL IN. 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.