The Tee,tube, cataloged under National Stock Number 4730-00-278-9376, 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 Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-9376 |
| Primary Part Number | AN824-4 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Aeronautical Standards Group Dept of Navy and Air Force |
| Status | CANCELLED |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Surface Treatment | CADMIUM OVERALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.437 INCHES ALL ENDS IN |
| Furnished Items and Quantity | 3 TUBE COUPLING NUT W/SLEEVE |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Specification/standard Data | 81349-MIL-F-5509 GOVERNMENT SPECIFICATION AND 88044-AN824 GOVERNMENT STANDARD |
| Thread Class | 3A ALL ENDS A |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material | STEEL COMP 4140 OVERALL |
| Leg Length | 1.720 INCHES NOMINAL ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN824-4 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 5824X4 | Dana Corp Weatherhead Div (USA) |
| 8485009 | Us Army Aviation and Missile Command (USA) |
| 844FS1-4 | Imperial (USA) |
| AN824-4 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| 946.23.65.003 | Pilatus Aircraft Ltd (CHE) |
| 3102736 | Embraer Aviation International (FRA) |
| AN824-4 | Air Associates Inc (USA) |
| 3102736 | Embraer S.a. (BRA) |
| 7705X4 | Dana Corp Weatherhead Div (USA) |
| 234D1 | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
| AN824-4 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| 3102736 | Embraer Empresa Brasileira De Aeronautica Sa (BRA) |
| 60A96 | Surface Combustion Inc (USA) |
| MILF5509 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AN824-4 | Tech Aero Inc (USA) |
NSN 4730-00-278-9376 is a Tee,tube, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-9376 has 16 cross-referenced part numbers: AN824-4 (Aeronautical Standards Group Dept of Navy and Air Force), 5824X4 (Dana Corp Weatherhead Div), 8485009 (Us Army Aviation and Missile Command), 844FS1-4 (Imperial), AN824-4 (Alliedsignal Inc Dba Allied-Signal Aerospace Co) and 11 more.
There is 1 known substitute for 4730-00-278-9376: 4730-00-804-1923. Verify interchangeability with system specifications before substitution.
Key specifications for AN824-4: Seat Angle: 37.0 DEGREES ALL ENDS; Surface Treatment: CADMIUM OVERALL; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Size: 0.437 INCHES ALL ENDS IN. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-9376 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.