The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-159-0832, 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 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-159-0832 |
| Primary Part Number | 5187897 |
| 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 | FLARED (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 2.500 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | MIL-C-15726,70/30,SOFT MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES FIRST END IN |
| Nominal Thread Size | 1.625 INCHES FIRST END IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | ANPT SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) 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 |
|---|---|
| 5187897 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 4730PL0963866 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4730-01-159-0832 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 4730-01-159-0832 has 1 manufacturer part number on file: 5187897 (Naval Sea Systems Command).
Key specifications for 5187897: Connection Style: FLARED (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 2.500 INCHES IN; Connection Type: THREADED EXTERNAL PIPE SECOND END. 15 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.