The Hose Assembly,air Breathing, cataloged under National Stock Number 4720-01-342-3752, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-342-3752 |
| Item Name | Hose Assembly,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUNDROUND |
| Outside Diameter | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.250 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 13000005-27 | 5/1 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
| AE1010010F-27 | 5/1 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| MS24548-5-27 | 5/9 Secondary reference U.S. Government activity |
| MIL-H-26626 | 5/9 Secondary reference U.S. Government activity |
| M26626-5-27 | 2/2 Government specification standardization U.S. Government activity |
| MIL-PRF-26626 | 4/1 Identification reference U.S. Government activity |
| 124392-5CR-27 | 5/1 Secondary reference U.S. Government activity |
NSN 4720-01-342-3752 is a Hose Assembly,air Breathing, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-342-3752: Cross-Sectional Shape Style: ROUNDROUND; Outside Diameter: 0.375 INCHES NOMINAL BOTH ENDS IN; Inside Diameter: 0.250 INCHES NOMINAL BOTH ENDS IN; Special Features: EXTERIOR COLOR: NATURAL; END CONNECTION DESIGN: STRAIGHT 1ST END; LAYER COMPOSITION AND LOCATION: OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE; SEAT ANGLE: 37.0 DEG. 1ST END; CONNECTION STYLE: SWIVEL NUT FLARE 1ST END; CONNECTION TYPE: THREADED INTERNAL TUBE 1ST END. 3 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.