The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-431-7515, 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 Naval Sea Systems Command. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-431-7515 |
| Primary Part Number | 592-6940630-115 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 48.0 MILLIMETERS MM |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE AND THREADED INTERNAL PIPE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 1.125 INCHES AND 0.500 INCHES FIRST END IN |
| Thread Class | 2A FIRST END A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | UNF AND 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 |
|---|---|
| 592-6940630 ITEM 8 | Naval Sea Systems Command (USA) |
| 592-6940630-115 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6940630 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-431-7515 is a Adapter,straight,pipe to Tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-431-7515 has 2 manufacturer part numbers on file: 592-6940630 ITEM 8 (Naval Sea Systems Command), 592-6940630-115 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-431-7517, 4220-01-432-9965, 4220-01-433-0006. Verify interchangeability with system specifications before substitution.
Key specifications for 592-6940630-115: Connection Style: PLAIN (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 48.0 MILLIMETERS MM; Connection Type: THREADED INTERNAL PIPE SECOND END. 12 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.