The Tube,metallic, cataloged under National Stock Number 4710-01-291-1497, 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 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-291-1497 |
| Primary Part Number | 12-1555-21-8 |
| Item Name | Tube,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Measuring Method and Length | 0.844 INCHES NOMINAL SPECIFIC IN |
| First End Style | PLAIN |
| Diameter | 0.562 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Surface Treatment | ANODIZE OUTSIDE |
| Material | ALUMINUM ALLOY |
| Construction | SEAMLESS |
| 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 |
|---|---|
| 12-1555-21-8 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| Reference | Meaning |
|---|---|
| 12-1555-21-8 | 5/9 Secondary reference U.S. Government activity |
NSN 4710-01-291-1497 is a Tube,metallic, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-291-1497 has 1 manufacturer part number on file: 12-1555-21-8 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
Key specifications for 12-1555-21-8: Measuring Method and Length: 0.844 INCHES NOMINAL SPECIFIC IN; First End Style: PLAIN; Diameter: 0.562 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 9 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.