The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-026-0035, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-026-0035 |
| Primary Part Number | STC25 |
| Item Name | Adapter,straight,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dixon Valve & Coupling Company, Llc Div Dixon Fire |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | KNURLED (HOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 2.000 INCHES SECOND END IN |
| Nominal Overall Length | 4.080 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 2.000 INCHES FIRST END IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| STC25 PRIMARY | Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA) |
| Reference | Meaning |
|---|---|
| 604AS300-82 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 5HB326 | C/1 Advisory reference — outside the item-of-supply concept Oshkosh Corp |
| 1012475-3232 | C/1 Advisory reference — outside the item-of-supply concept Tld Ace Corp Div Tld Ace |
| 5070-180 | C/1 Advisory reference — outside the item-of-supply concept Cemen Tech, Inc. |
NSN 4730-01-026-0035 is a Adapter,straight,pipe to Hose, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-026-0035 has 1 manufacturer part number on file: STC25 (Dixon Valve & Coupling Company, Llc Div Dixon Fire).
Key specifications for STC25: Connection Style: PLAIN (PIPE) FIRST END; Connection Style: KNURLED (HOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 2.000 INCHES SECOND END IN; Nominal Overall Length: 4.080 INCHES IN. 10 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.