The Tee,tube, cataloged under National Stock Number 4730-01-083-0868, 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 Mueller Brass Co.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-083-0868 |
| Primary Part Number | W4059 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mueller Brass Co. |
| Status | ACTIVE |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.045 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.050 INCHES FIRST END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.035 INCHES THIRD END IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.125 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.875 INCHES SECOND END IN |
| Leg Length | 0.660 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.470 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.906 INCHES NOMINAL THIRD END IN |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| W4059 PRIMARY | Mueller Brass Co. (USA) |
| Reference | Meaning |
|---|---|
| 611-1X3/4X3/8 | 5/9 Secondary reference Nibco Inc |
| 4730010830868 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4730-01-083-0868 is a Tee,tube, manufactured by Mueller Brass Co., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-083-0868 has 1 manufacturer part number on file: W4059 (Mueller Brass Co.).
Key specifications for W4059: Connection Style: SOCKET (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.045 INCHES SECOND END IN; Tubing Wall Nominal Thickness for Which Designed: 0.050 INCHES FIRST END IN; Tubing Wall Nominal Thickness for Which Designed: 0.035 INCHES THIRD END IN. 12 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.