The Hose Assembly,air Breathing, cataloged under National Stock Number 4720-00-887-2964, 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17 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-887-2964 |
| Item Name | Hose Assembly,air Breathing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 25.962 INCHES NOMINAL OVERALL IN |
| Connection Type | THREADED FIRST END |
| Style Designator | SLEEVE SECTION |
| Coupling Style | THREADED INTERNAL BOTH ENDS |
| Material Document and Classification | AQQ-S-763,TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE REINFORCING WIRE |
| Material Document and Classification | QQ-S-763,TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE FIRST END COUPLING |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.062 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Departure From Cited Document | 25 IN. LG IN |
| Inside Diameter | 0.250 INCHES NOMINAL FIRST END IN |
| Surface Treatment | PASSIVATE SECOND END COUPLING |
| Thread Quantity Per Inch | 1/2 BOTH ENDS |
| Material | STEEL CORROSION RESISTING FIRST END COUPLING |
| Material | STEEL CORROSION RESISTING REINFORCING WIRE |
| Material | PLASTIC SINGLE PLY |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) BOTH ENDS |
| 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 |
|---|---|
| M26626-5-25 | 2/2 Government specification standardization U.S. Government activity |
| 13000005-25 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
| R3800SSDX5-0250 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| 124392-5CR-25 | 5/9 Secondary reference U.S. Government activity |
| AE1010010F-25 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 8148650 | D/9 Drawing number reference only U.S. Government activity |
| MIL-H-26626 | 5/9 Secondary reference U.S. Government activity |
| MS24548-5-25 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-26626 | 4/1 Identification reference U.S. Government activity |
| TF169-5-25 | 5/9 Secondary reference Hyspan Precision Products, Inc. |
NSN 4720-00-887-2964 is a Hose Assembly,air Breathing, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-00-887-2964: Measuring Method and Length: 25.962 INCHES NOMINAL OVERALL IN; Connection Type: THREADED FIRST END; Style Designator: SLEEVE SECTION; Coupling Style: THREADED INTERNAL BOTH ENDS. 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.