The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-104-2877, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-104-2877 |
| Primary Part Number | 803-5001003-M71X-02 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Nominal Pipe Size Accommodated | 1.500 INCHES FIRST END IN |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET (PIPE) FIRST END |
| Nominal Length | 3.781 INCHES SECOND END IN |
| Nominal Overall Length | 1.750 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Material Document and Classification | MIL-C-15726,70/30 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.453 INCHES SECOND END IN |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 2.562 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 3.781 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 2.562 INCHES SECOND END IN |
| Material | NICKEL AND COPPER ALLOY OVERALL |
| Nominal Thickness | 0.812 INCHES SECOND END 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 |
|---|---|
| 803-5001003-M71X-02 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-5001003 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-104-2877 is a Adapter,straight,flange to Pipe, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-104-2877 has 1 manufacturer part number on file: 803-5001003-M71X-02 (Naval Sea Systems Command).
Key specifications for 803-5001003-M71X-02: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END IN; Flange Face Design: PLAIN SECOND END; Connection Style: SOCKET (PIPE) FIRST END. 17 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.