The Hose,air Breathing, cataloged under National Stock Number 4720-01-417-4901, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-417-4901 |
| Item Name | Hose,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Hose Weight | 5.000 OUNCES PER LINEAR FOOT OZ |
| Measuring Method and Length | 132.000 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND BOTH ENDS |
| Style Designator | HELICALLY WOUND CONTINOUS WIRE SUPPORTED |
| Cross-Sectional Shape Style | ROUNDROUND |
| Wall Thickness | 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN |
| Outside Diameter | 1.094 INCHES MINIMUM AND 1.250 INCHES MAXIMUM BOTH ENDS IN |
| Features Provided | OZONE RESISTANT |
| Specification/standard Data | 96906-MS22055 GOVERNMENT STANDARD |
| Nondefinitive Spec/std Data | 1 TYPE |
| Inside Diameter | 0.750 INCHES NOMINAL FIRST END IN |
| End Overall Length | 0.938 INCHES MINIMUM AND 1.062 INCHES MAXIMUM BOTH ENDS IN |
| End Inside Diameter | 0.844 INCHES MINIMUM AND 0.845 INCHES MAXIMUM BOTH ENDS IN |
| Material | RUBBER SYNTHETIC FIRST PLY |
| Material | STEEL REINFORCING WIRE |
| Material | COTTON SECOND PLY |
| Material | PLASTIC POLYAMIDE NYLON COVER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| REDAR-A10059-38 | 5/1 Secondary reference R.e. Darling Co., Inc. |
| MIL-DTL-81581 | 4/1 Identification reference U.S. Government activity |
| MS22055 | 5/9 Secondary reference U.S. Government activity |
| MS22055H132 | 2/2 Government specification standardization U.S. Government activity |
| HC200-132 | 5/1 Secondary reference Herbert Cooper Co Inc |
NSN 4720-01-417-4901 is a Hose,air Breathing, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4720-01-672-5058. Verify interchangeability with system specifications before substitution.
Key specifications for 4720-01-417-4901: Hose Weight: 5.000 OUNCES PER LINEAR FOOT OZ; Measuring Method and Length: 132.000 INCHES NOMINAL OVERALL IN; Connection Style: ROUND BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED. 17 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.