The Union,pipe, cataloged under National Stock Number 4730-01-607-2198, 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 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-607-2198 |
| Primary Part Number | 803-7657203ITEM195 |
| Item Name | Union,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Nominal Pipe Size Accommodated | 1.315 INCHES ALL ENDS IN |
| Flange Face Design | PLAIN WITH GASKET GROOVE ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Material | COPPER ALLOY 715 OVERALL |
| Nominal Thickness | 0.010 INCHES ALL ENDS IN |
| 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 |
|---|---|
| 803-7657203ITEM195 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-7657203 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-607-2198 is a Union,pipe, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-607-2198 has 1 manufacturer part number on file: 803-7657203ITEM195 (Naval Sea Systems Command).
Key specifications for 803-7657203ITEM195: Flange Shape: ROUND ALL ENDS; Nominal Pipe Size Accommodated: 1.315 INCHES ALL ENDS IN; Flange Face Design: PLAIN WITH GASKET GROOVE ALL ENDS; Connection Type: FLANGE ALL ENDS. 6 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.