The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4720-01-026-2958, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Parker-Hannifin Corp Div Parflex Division. Government technical data includes 16 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-026-2958 |
| Primary Part Number | A1225-MC12-MC12 |
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Parker-Hannifin Corp Div Parflex Division |
| Status | ACTIVE |
| Measuring Method and Length | 300.000 INCHES NOMINAL OVERALL IN |
| Connection Style | PLAIN FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.900 INCHES NOMINAL IN |
| Operating Pressure | 170.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | REUSABLE END FITTINGS AND SPIRAL SPRING COILED AND IDENTICAL ENDS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Exterior Color | ORANGE |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Outer Covering Environmental Protection | ABRASION RESISTANT AND OIL RESISTANT |
| Material | PLASTIC POLYAMIDE NYLON BODY |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| A1225-MC12-MC12 PRIMARY | Parker-Hannifin Corp Div Parflex Division (USA) |
| Reference | Meaning |
|---|---|
| 4001-24-25-1 | 5/9 Secondary reference U.S. Government activity |
| A1225-MC12-MC12 | 5/9 Secondary reference U.S. Government activity |
| 3022508 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| S24-25-1 | 5/9 Secondary reference U.S. Government activity |
| 4015-24-25-1-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-026-2958 is a Tubing Assembly,nonmetallic, manufactured by Parker-Hannifin Corp Div Parflex Division, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-026-2958 has 1 manufacturer part number on file: A1225-MC12-MC12 (Parker-Hannifin Corp Div Parflex Division).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-027-8505. Verify interchangeability with system specifications before substitution.
Key specifications for A1225-MC12-MC12: Measuring Method and Length: 300.000 INCHES NOMINAL OVERALL IN; Connection Style: PLAIN FIRST END; End Connection Design: STRAIGHT FIRST END; Connection Type: THREADED EXTERNAL PIPE ALL ENDS. 16 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.