The Hose,metallic, cataloged under National Stock Number 4720-01-008-4311, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Cosmodyne, Llc Dba Cosmodyne Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-008-4311 |
| Primary Part Number | 2912531-1 |
| Item Name | Hose,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Cosmodyne, Llc Dba Cosmodyne Llc |
| Status | ACTIVE |
| Measuring Method and Length | 204.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | 1500.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 14.000 INCHES IN |
| Layer Composition and Location | OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 3.120 INCHES NOMINAL IN |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Inside Diameter | 2.500 INCHES NOMINAL IN |
| Hydrostatic Test Pressure | 750.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Burst Test Pressure | 2000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | STEEL COMP 321 INNER CONVEYING TUBE |
| Inner Conveying Tube Style | ANNULAR CLOSE-PITCH CORRUGATED |
| 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 |
|---|---|
| 2912531-1 PRIMARY | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| Reference | Meaning |
|---|---|
| 401M-2 1-2X17FT | 5/9 Secondary reference U.S. Government activity |
| 401M-2 1-2X17FT | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-008-4311 is a Hose,metallic, manufactured by Cosmodyne, Llc Dba Cosmodyne Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-008-4311 has 1 manufacturer part number on file: 2912531-1 (Cosmodyne, Llc Dba Cosmodyne Llc).
Key specifications for 2912531-1: Measuring Method and Length: 204.000 INCHES NOMINAL OVERALL IN; Temp Rating: 1500.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 14.000 INCHES IN; Layer Composition and Location: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE. 12 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.