The Hose Assembly,air Breathing, cataloged under National Stock Number 4720-00-193-3399, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Smiths Tubular Systems-Laconia, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-00-193-3399 |
| Primary Part Number | 18000105-0196L |
| Item Name | Hose Assembly,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| Hose Weight | 1.968 OUNCES PER LINEAR FOOT OZ |
| Style Designator | SLEEVE SECTION |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.051 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Surface Treatment | PASSIVATE SECOND END COUPLING |
| Test Data Document | 81349-MIL-H-25579 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL CORROSION RESISTING FIRST END COUPLING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18000105-0196L PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 13000105-0196L | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
NSN 4720-00-193-3399 is a Hose Assembly,air Breathing, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-193-3399 has 1 manufacturer part number on file: 18000105-0196L (Smiths Tubular Systems-Laconia, Inc.).
Key specifications for 18000105-0196L: Hose Weight: 1.968 OUNCES PER LINEAR FOOT OZ; Style Designator: SLEEVE SECTION; Cross-Sectional Shape Style: ROUND; Wall Thickness: 0.051 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN. 8 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.
NSN 4720-00-193-3399 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.