The Tube,exhaust,crosso, cataloged under National Stock Number 4710-00-421-9641, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Tube,exhaust,crosso |
| FSC / FSG | 4710 — Pipe, Tube and Rigid Tubing (FSG 47) |
| Parameter | Value |
|---|---|
| NSN | 4710-00-421-9641 |
| Item Name | Tube,exhaust,crosso |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 581539 | 5/9 Secondary reference American Hoist and Derrick Co |
| 581539 | 3/9 Design control — primary reference Terex American Crane Corp |
NSN 4710-00-421-9641 is a Tube,exhaust,crosso, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
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.