The Coupling,tube, cataloged under National Stock Number 4730-00-722-8723, 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 Army, United States Department of the Dba Watervliet Arsenal Div Business Development. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-722-8723 |
| Primary Part Number | 7228723 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Overall Length | 7.000 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Style Designator | RIGID, THREADED INTERNAL AND EXTERNAL |
| Nominal Outside Diameter Tube Accommodated | 1.200 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 1.023 INCHES SECOND END IN |
| Nominal Thread Size | 1.250 INCHES SECOND END IN |
| Nominal Thread Size | 1.077 INCHES FIRST END IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 16 SECOND END |
| Thread Quantity Per Inch | 24 FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | UNS SECOND END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7228723 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
| Reference | Meaning |
|---|---|
| 1010-722-8723 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 4730-00-722-8723 is a Coupling,tube, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-722-8723 has 1 manufacturer part number on file: 7228723 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
Key specifications for 7228723: Connection Style: PLAIN (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Overall Length: 7.000 INCHES IN; Connection Type: THREADED EXTERNAL TUBE SECOND 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.
NSN 4730-00-722-8723 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.