The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-093-2808, 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 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-093-2808 |
| Primary Part Number | 803-5001003-M31X-02 |
| Item Name | Adapter,straight,flange to Tube |
| 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 |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Nominal Length | 2.281 INCHES SECOND END IN |
| Nominal Overall Length | 1.500 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Bolt Hole Nominal Diameter | 0.328 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.847 INCHES FIRST 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 | 1.952 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 2.281 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.952 INCHES SECOND END IN |
| Material | NICKEL ALLOY OVERALL |
| Nominal Thickness | 0.687 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-M31X-02 PRIMARY | Naval Sea Systems Command (USA) |
| 803-5001003-SH5-PC NO.2 | Naval Sea Systems Command (USA) |
| 803-5001003-SH12-PC2 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 502-02-04-0480-0C/C | 5/9 Secondary reference Circor Intl Inc |
| 803-5001003 | D/9 Drawing number reference only Naval Sea Systems Command |
| 5001003 ITEM 2 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 4730-01-093-2808 is a Adapter,straight,flange to Tube, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-093-2808 has 3 manufacturer part numbers on file: 803-5001003-M31X-02 (Naval Sea Systems Command), 803-5001003-SH5-PC NO.2 (Naval Sea Systems Command), 803-5001003-SH12-PC2 (Naval Sea Systems Command).
Key specifications for 803-5001003-M31X-02: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Flange Face Design: PLAIN SECOND END; Connection Style: SOCKET (TUBE) FIRST END; Nominal Length: 2.281 INCHES SECOND END IN. 16 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.