The Tube Assembly,metal, cataloged under National Stock Number 4710-01-657-5947, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is One-Way Manufacturing Inc. Dba One Way Manufacturing. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-01-657-5947 |
| Primary Part Number | 518309-18 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | One-Way Manufacturing Inc. Dba One Way Manufacturing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 518309-18 | One-Way Manufacturing Inc. Dba One Way Manufacturing (USA) |
| 518309-18 | Cannew International Llc (USA) |
| 518309-18 | Echelon Supply and Service, Inc. (USA) |
| 518309-18 | Dash Engineering Inc Dba D E I (USA) |
| Reference | Meaning |
|---|---|
| 518309-18 | 5/9 Secondary reference U.s.a. Spares Inc. |
| 518309-18 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4710-01-657-5947 is a Tube Assembly,metal, manufactured by One-Way Manufacturing Inc. Dba One Way Manufacturing, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-657-5947 has 4 manufacturer part numbers on file: 518309-18 (One-Way Manufacturing Inc. Dba One Way Manufacturing), 518309-18 (Cannew International Llc), 518309-18 (Echelon Supply and Service, Inc.), 518309-18 (Dash Engineering Inc Dba D E I).
Key specifications for 518309-18: Part Name Assigned by Controlling Agency: TUBE ASSEMBLY. 0 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.
NSN 4710-01-657-5947 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.