The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-160-8203, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-160-8203 |
| Primary Part Number | 5001003-A1XX-50 |
| 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 | 0.250 INCHES FIRST END IN |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET BRAZING RING (PIPE) FIRST END |
| Nominal Length | 1.718 INCHES SECOND END IN |
| Nominal Overall Length | 1.500 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Bolt Hole Nominal Diameter | 0.266 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.062 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 1.718 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.062 INCHES SECOND END IN |
| Material | COPPER 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 |
|---|---|
| 5001003-A1XX-50 | Naval Sea Systems Command (USA) |
| 803-5001003-A1XX-50 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 803-5001003A1XX-2 | 3/9 Design control — primary reference C M Industries Inc Dba Custom Marine Sales |
| 2621-926-15 PIECE 6 1/4IN | 5/9 Secondary reference U.S. Government activity |
| 2621-926-15 PIE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 803-5001003 | D/9 Drawing number reference only Naval Sea Systems Command |
| 2621-926-15 PIECE 6 1/4IN | 5/9 Secondary reference Circor Intl Inc |
NSN 4730-01-160-8203 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 4730-01-160-8203 has 2 manufacturer part numbers on file: 5001003-A1XX-50 (Naval Sea Systems Command), 803-5001003-A1XX-50 (Naval Sea Systems Command).
Key specifications for 5001003-A1XX-50: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Flange Face Design: PLAIN SECOND END; Connection Style: SOCKET BRAZING RING (PIPE) FIRST 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.