The Tee,pipe to Boss, cataloged under National Stock Number 4730-00-133-3253, 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 14 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-133-3253 |
| Item Name | Tee,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) THIRD END |
| Connection Style | GASKET SEAL (BOSS) FIRST END |
| Connection Style | GASKET SEAL (BOSS) SECOND END |
| Leg Length | 0.310 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.530 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.125 INCHES THIRD END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Thread Class | 2B FIRST END |
| Thread Class | 2B SECOND END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT THIRD END |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 251826 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
| 251826 | 3/2 Design control — primary reference U.S. Government activity |
| TEETYPE5 | 5/9 Secondary reference Mead Fluid Dynamics Div of Stanray Corp |
| 251826 | 3/9 Design control — primary reference Drs Environmental Systems Inc |
| 251826 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 5MLF | 5/9 Secondary reference Mead Fluid Dynamics Div of Stanray Corp |
NSN 4730-00-133-3253 is a Tee,pipe to Boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-133-3253: Connection Style: PLAIN (PIPE) THIRD END; Connection Style: GASKET SEAL (BOSS) FIRST END; Connection Style: GASKET SEAL (BOSS) SECOND END; Leg Length: 0.310 INCHES NOMINAL FIRST END IN. 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.