The Hose,air Duct, cataloged under National Stock Number 4720-01-027-2295, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Vitok Engineers Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-027-2295 |
| Primary Part Number | 2199-3D2F44S |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Vitok Engineers Inc |
| Status | ACTIVE |
| Hose Weight | 14.500 OUNCES PER LINEAR FOOT OZ |
| Measuring Method and Length | 60.000 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Type | PLAIN FIRST END |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 7.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | STOWAGE DEVICE |
| Inside Diameter | 6.000 INCHES NOMINAL FIRST END IN |
| Material | STEEL REINFORCING WIRE |
| Material | PLASTIC POLYVINYL ALL PLIES |
| 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 |
|---|---|
| 2199-3D2F44S PRIMARY | Vitok Engineers Inc (USA) |
| Reference | Meaning |
|---|---|
| TD-S-6IN ID5FT | 5/9 Secondary reference Automation Industries Inc Flexible Tubing Div |
NSN 4720-01-027-2295 is a Hose,air Duct, manufactured by Vitok Engineers Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-027-2295 has 1 manufacturer part number on file: 2199-3D2F44S (Vitok Engineers Inc).
Key specifications for 2199-3D2F44S: Hose Weight: 14.500 OUNCES PER LINEAR FOOT OZ; Measuring Method and Length: 60.000 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Type: PLAIN FIRST END. 11 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.