The Hose,air Duct, cataloged under National Stock Number 4720-01-618-3318, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Seastar Solutions Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-618-3318 |
| Primary Part Number | 16-460-4000B |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Seastar Solutions Inc |
| Status | ACTIVE |
| Measuring Method and Length | 25.0 FEET NOMINAL EXCLUDING END FITTINGS FT |
| Temp Rating | -20.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 4.2 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 4.0 INCHES NOMINAL BOTH ENDS IN |
| Material | FIBERGLASS FIRST PLY |
| 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 |
|---|---|
| 16-460-4000B PRIMARY | Seastar Solutions Inc (USA) |
| Reference | Meaning |
|---|---|
| 16-460-4000 | 5/9 Secondary reference Shields Rubber Co |
| 16-460-4000 | 5/9 Secondary reference Seastar Solutions Inc |
| 116-460-400B | 5/9 Secondary reference Shields Rubber Co |
NSN 4720-01-618-3318 is a Hose,air Duct, manufactured by Seastar Solutions Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-618-3318 has 1 manufacturer part number on file: 16-460-4000B (Seastar Solutions Inc).
Key specifications for 16-460-4000B: Measuring Method and Length: 25.0 FEET NOMINAL EXCLUDING END FITTINGS FT; Temp Rating: -20.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND. 7 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.