The Expander,tube, cataloged under National Stock Number 3456-01-702-9598, is classified within Federal Supply Class 3456 (Cutting and Forming Tools for Secondary Metalworking Machinery) of the Metalworking Machinery (continued) group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Expander,tube |
| FSC / FSG | 3456 — Cutting and Forming Tools for Secondary Metalworking Machinery (FSG 34) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 3456-01-702-9598 |
| Primary Part Number | 556-8545101-ITEM 4 |
| Item Name | Expander,tube |
| FSC / FSG | 3456 / 34 — Cutting and Forming Tools for Secondary Metalworking Machinery |
| Manufacturer | Naval Sea Systems Command |
| 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 |
|---|---|
| 556-8545101-ITEM 4 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2644-7000-ITEM 4 | 5/2 Secondary reference U.S. Government activity |
| 2644-7000 | D/9 Drawing number reference only U.S. Government activity |
NSN 3456-01-702-9598 is a Expander,tube, manufactured by Naval Sea Systems Command, classified under FSC 3456, Cutting and Forming Tools for Secondary Metalworking Machinery. Status: active.
NSN 3456-01-702-9598 has 1 manufacturer part number on file: 556-8545101-ITEM 4 (Naval Sea Systems Command).
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.