The Tee,pipe to Tube, cataloged under National Stock Number 4730-00-336-9541, 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 29 specifications, cited from the U.S. Government catalog. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-336-9541 |
| Item Name | Tee,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 TUBE COUPLING NUT W/SLEEVE |
| Connection Style | FLARELESS (TUBE) THIRD ENDFLARELESS (TUBE) THIRD END |
| Connection Style | FLARELESS (TUBE) FIRST ENDFLARELESS (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END |
| Connection Type | THREADED EXTERNAL TUBE THIRD ENDTHREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED INTERNAL PIPE SECOND ENDTHREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST ENDTHREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES THIRD END0.375 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.880 INCHES NOMINAL SECOND END0.880 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.050 INCHES NOMINAL FIRST END1.050 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.050 INCHES NOMINAL THIRD END1.050 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END0.562 INCHES FIRST END IN |
| Nominal Thread Size | 0.562 INCHES THIRD END0.562 INCHES THIRD END IN |
| Seat Angle | 12.0 DEGREES THIRD END |
| Seat Angle | 12.0 DEGREES THIRD END12.0 DEGREES FIRST END |
| Specification/standard Data | 81349 - 81349 MIL-F-18866 GOVERNMENT STANDARD |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | HYDRAULIC FLUID SECOND RESPONSE |
| Media for Which Designed | HYDRAULIC FLUID SECOND RESPONSEAIR FIRST RESPONSE |
| Thread Class | 2A THIRD END2A THIRD END A |
| Thread Class | 2A FIRST END2A FIRST END A |
| Material | STEEL COMP 12L14 OVERALL |
| Thread Series Designator | UNF THIRD END |
| Thread Series Designator | NPTF SECOND ENDUNF FIRST END |
| Thread Series Designator | UNF THIRD ENDNPTF 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 |
|---|---|
| MS51822-5 | 5/1 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| MS51822-5 | 5/9 Secondary reference U.S. Government activity |
| MS51822-5 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| MS51822-5 | 2/2 Government specification standardization U.S. Government activity |
| 6MBUS | 5/9 Secondary reference U.S. Government activity |
| J514 | 5/9 Secondary reference U.S. Government activity |
| 4730003369541 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MIL-F-18866 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| 6-6-4 080426CA | 5/9 Secondary reference U.S. Government activity |
| MS51822-5 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 6MBUS | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
NSN 4730-00-336-9541 is a Tee,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-336-9541: Furnished Items and Quantity: 2 TUBE COUPLING NUT W/SLEEVE; Connection Style: FLARELESS (TUBE) THIRD ENDFLARELESS (TUBE) THIRD END; Connection Style: FLARELESS (TUBE) FIRST ENDFLARELESS (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END. 29 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.