The Tee,pipe, cataloged under National Stock Number 4730-01-247-7848, 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 17 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-247-7848 |
| Item Name | Tee,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 1.000 INCHES THIRD END IN |
| Nominal Pipe Size Accommodated | 1.000 INCHES SECOND END IN |
| Connection Style | STREAMLINED W/ ONE BRAZING RING (PIPE) ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Leg Length | 1.516 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.719 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.547 INCHES NOMINAL FIRST END IN |
| Specification/standard Data | 81349-MIL-F-1183H GOVERNMENT SPECIFICATION |
| Maximum Operating Temp | 425.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 150.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Nondefinitive Spec/std Data | A TYPE |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| 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 |
| Reference | Meaning |
|---|---|
| 562-5588273 ITEM 146 | 5/1 Secondary reference Naval Sea Systems Command |
| M1183/9-447A | 2/2 Government specification standardization U.S. Government activity |
| MIL-F-1183 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-1183/9 | 4/1 Identification reference U.S. Government activity |
| M1183/9-447-G | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2416225 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2282-832 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 562-5588273 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-247-7848 is a Tee,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-247-9464, 4730-01-248-0012, 4730-01-248-2445. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-247-7848: Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.000 INCHES THIRD END IN; Nominal Pipe Size Accommodated: 1.000 INCHES SECOND END IN; Connection Style: STREAMLINED W/ ONE BRAZING RING (PIPE) ALL ENDS. 17 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.