The Tee,pipe, cataloged under National Stock Number 4730-01-571-5377, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-571-5377 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL PIPE CENTER BULKHEAD |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES CENTER BULKHEAD IN |
| Material | IRON OVERALL |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | NPT FIRST END |
| Thread Series Designator | NPT CENTER BULKHEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-DTL-52618/4 | 4/1 Identification reference U.S. Government activity |
| MIL-DTL-52618 | 5/9 Secondary reference U.S. Government activity |
| M52618/4-406XC | 2/2 Government specification standardization U.S. Government activity |
| 4638K175 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
| M52618/4A005XC | 5/9 Secondary reference D & D Machinery & Sales Inc |
NSN 4730-01-571-5377 is a Tee,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-571-5377: Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Type: THREADED INTERNAL PIPE SECOND END; Connection Type: THREADED INTERNAL PIPE CENTER BULKHEAD; Nominal Thread Size: 0.500 INCHES SECOND END IN. 10 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.