The Hose,air Breathing, cataloged under National Stock Number 4720-01-729-0264, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-729-0264 |
| Primary Part Number | AS1544-14A0102 |
| Item Name | Hose,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Measuring Method and Length | 10.50 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Minimum Inside Bending Radius | 3.50 INCHES IN |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 3.50 INCHES NOMINAL FIRST END IN |
| Material | FIBERGLASS 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 |
|---|---|
| AS1544-14A0102 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS1544 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4720-01-729-0264 is a Hose,air Breathing, manufactured by Sae International Dba Sae International, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-729-0264 has 1 manufacturer part number on file: AS1544-14A0102 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-729-0311, 4720-01-732-4226. Verify interchangeability with system specifications before substitution.
Key specifications for AS1544-14A0102: Measuring Method and Length: 10.50 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Minimum Inside Bending Radius: 3.50 INCHES IN; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED. 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.