The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-142-2930, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-142-2930 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | STREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Tubing Wall Nominal Thickness for Which Designed | 0.032 INCHES FIRST END IN |
| Nominal Overall Length | 1.312 INCHES IN |
| Nominal Outside Diameter Tube Accommodated | 0.540 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT SECOND END |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY TUBE SIZES AND INSERTED RINGS |
| 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 |
|---|---|
| 5000S4823-841338PC1 | 5/1 Secondary reference Naval Sea Systems Command |
| M1183/8-81-A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 17-00-0108 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 5000S4823-841338PC1-9 | 5/9 Secondary reference U.S. Government activity |
| 5000S4823-841338PC1-9 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 5000S4823-841338PC1 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-142-2930 is a Adapter,straight,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-00-203-0109, 4730-01-478-3129. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-142-2930: Connection Style: STREAMLINED W/ TWO BRAZING RINGS (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Tubing Wall Nominal Thickness for Which Designed: 0.032 INCHES FIRST END IN; Nominal Overall Length: 1.312 INCHES IN. 11 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.