The Tee,tube, cataloged under National Stock Number 4730-00-278-9383, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Embraer S.a.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-9383 |
| Primary Part Number | 3111763 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Embraer S.a. |
| Status | CANCELLED |
| Thread Class | 3A FIRST END BULKHEAD A |
| Material | STEEL COMP 4140 OVERALL |
| Leg Length | 0.891 INCHES NOMINAL SECOND END IN |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Leg Length | 0.953 INCHES NOMINAL THIRD END IN |
| Thread Class | 3A ALL ENDS A |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Nominal Thread Size | 0.438 INCHES FIRST END BULKHEAD IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Leg Length | 1.578 INCHES NOMINAL FIRST END BULKHEAD IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3111763 | Embraer S.a. (BRA) |
| 26290 | Hamilton Sundstrand Corporation (USA) |
| 4730PL0651233 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AN804-4 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 488 542 | Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA) |
| 3111763 | Embraer Aviation International (FRA) |
| 3111763 | Embraer Empresa Brasileira De Aeronautica Sa (BRA) |
NSN 4730-00-278-9383 is a Tee,tube, manufactured by Embraer S.a., classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-9383 has 7 cross-referenced part numbers: 3111763 (Embraer S.a.), 26290 (Hamilton Sundstrand Corporation), 4730PL0651233 (Jednolity Indeks Materialowy - Uniform Material Index), AN804-4 (Aeronautical Standards Group Dept of Navy and Air Force), 488 542 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company) and 2 more.
There are 2 known substitutes for 4730-00-278-9383: 9540-01-190-0409, 4320-01-203-4158. Verify interchangeability with system specifications before substitution.
Key specifications for 3111763: Thread Class: 3A FIRST END BULKHEAD A; Material: STEEL COMP 4140 OVERALL; Leg Length: 0.891 INCHES NOMINAL SECOND END IN; Connection Style: FLARED (TUBE) ALL ENDS. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-9383 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.