The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-696-3757, 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 Brennan Industries. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-696-3757 |
| Primary Part Number | 2404-02-04-SS |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Brennan Industries |
| Status | ACTIVE |
| Flange Shape | HEXAGON CENTER BULKHEAD |
| Nominal Width Across Flats | 0.625 INCHES CENTER BULKHEAD IN |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.125 INCHES FIRST END IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.313 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Quantity Per Inch | 24 FIRST END |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UNF 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 |
|---|---|
| 2404-02-04-SS PRIMARY | Brennan Industries (USA) |
NSN 4730-01-696-3757 is a Adapter,straight,pipe to Tube, manufactured by Brennan Industries, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-696-3757 has 1 manufacturer part number on file: 2404-02-04-SS (Brennan Industries).
Key specifications for 2404-02-04-SS: Flange Shape: HEXAGON CENTER BULKHEAD; Nominal Width Across Flats: 0.625 INCHES CENTER BULKHEAD IN; Connection Style: FLARED (TUBE) FIRST END; Connection Type: THREADED EXTERNAL PIPE SECOND END. 14 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.