The Tee,pipe, cataloged under National Stock Number 4730-00-375-7478, 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 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-375-7478 |
| Primary Part Number | 563-5901-982852ITEM104 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.875 INCHES THIRD END IN |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Style | SOCKET (PIPE) THIRD END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | UNTHREADED INTERNAL PIPE THIRD END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Leg Length | 2.675 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Nominal Thread Size | 0.875 INCHES SECOND END IN |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD THIRD END |
| Material | COPPER OVERALL |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| 563-5901-982852ITEM104 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| ANSIB16.22 | 5/1 Secondary reference U.S. Government activity |
| 51MCD1216N2PC84 | 5/9 Secondary reference Carrier Corp |
| 563-5901-982852ITEM104 | 5/9 Secondary reference U.S. Government activity |
| 49MC1133N2-1ITEM104 | 5/9 Secondary reference Carrier Corp |
NSN 4730-00-375-7478 is a Tee,pipe, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-375-7478 has 1 manufacturer part number on file: 563-5901-982852ITEM104 (Naval Sea Systems Command).
Key specifications for 563-5901-982852ITEM104: Nominal Pipe Size Accommodated: 0.875 INCHES THIRD END IN; Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Connection Style: SOCKET (PIPE) THIRD END. 14 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.