The Hose,nonmetallic, cataloged under National Stock Number 4720-01-446-1729, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-446-1729 |
| Primary Part Number | 1643548 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc |
| Status | ACTIVE |
| Measuring Method and Length | 24.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 257.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 10.000 INCHES IN |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER SPIRALLY LAID STEEL WIRE AND 3RD LAYER BRAIDED TEXTILE YARN AND 4TH LAYER SPIRALLY LAID STEEL WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.060 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Inside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Burst Test Pressure | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | RUBBER SYNTHETIC TUBE |
| 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 |
|---|---|
| CMG/403456 | Daimler Truck North America Llc (USA) |
| 1643548 PRIMARY | Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| 403456 | 3/9 Design control — primary reference Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc |
NSN 4720-01-446-1729 is a Hose,nonmetallic, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-446-1729 has 2 manufacturer part numbers on file: CMG/403456 (Daimler Truck North America Llc), 1643548 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc).
Key specifications for 1643548: Measuring Method and Length: 24.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 257.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 10.000 INCHES IN; Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER SPIRALLY LAID STEEL WIRE AND 3RD LAYER BRAIDED TEXTILE YARN AND 4TH LAYER SPIRALLY LAID STEEL WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC. 13 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.