The Tee,boss, cataloged under National Stock Number 4730-01-555-6896, 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10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-555-6896 |
| Item Name | Tee,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Union Joint Location | FIRST END AND SECOND END AND THIRD END |
| Connection Type | THREADED EXTERNAL BOSS ALL ENDS |
| Leg Length | 1.875 INCHES NOMINAL ALL ENDS IN |
| Reduced Passage Nominal Inside Diameter | 0.625 INCHES ALL ENDS IN |
| Nominal Thread Size | 2.000 INCHES ALL ENDS IN |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UN ALL ENDS |
| 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 |
|---|---|
| 40-4-M | 3/2 Design control — primary reference U.S. Government activity |
| 5793265 FIND 207 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4730-01-555-6896 is a Tee,boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-555-6896: Connection Style: PLAIN (TUBE) ALL ENDS; Union Joint Location: FIRST END AND SECOND END AND THIRD END; Connection Type: THREADED EXTERNAL BOSS ALL ENDS; Leg Length: 1.875 INCHES NOMINAL ALL ENDS 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.