The Sleeve,flared,tube Fitting, cataloged under National Stock Number 4730-00-278-0678, 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 Sae International Dba Sae International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 48 commercial cross-references from 33 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-0678 |
| Primary Part Number | AS5176-04 |
| Item Name | Sleeve,flared,tube Fitting |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Flange Outside Diameter | 0.383 INCHES NOMINAL IN |
| Metallic Hardness Rating | 10.0 MINIMUM ROCKWELL C AND 21.0 MAXIMUM ROCKWELL C |
| Style Designator | SLEEVE |
| Surface Treatment | CADMIUM |
| Material | STEEL |
| Flange Width | 0.141 INCHES NOMINAL IN |
| Sleeve Outside Diameter | 0.297 INCHES NOMINAL IN |
| Hose/tube Outside Diameter for Which Designed | 0.250 INCHES NOMINAL IN |
| Seat Angle in Deg | 33.0 |
| Casehardening Indicator | NOT CASEHARDENED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HT2804 REF._B2C 6717 | Bae Systems Surface Ships Limited (GBR) |
| 4730PL1519904 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| BACSI3Z4 | The Boeing Company Div Defense (USA) |
| AS5176 | Sae International Dba Sae International (USA) |
| 171SB748 | Dana Off Highway Products, Llc (USA) |
| 79F3 | Clark Equipment Co (USA) |
| 8L3162 | Caterpillar Inc Div Caterpillar Defense (USA) |
| 132199 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 7376066 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| AMD-1403 ITEM 57 | Appleton Marine Inc (USA) |
| 26208660 | Bae Systems Integrated System Technologies Ltd (GBR) |
| 06058800 | Terex Aerials Inc (USA) |
| AS5176 | Society of Automotive Engineers Inc (USA) |
| 1628A89717 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| MS20819-4 | Hydro-Fitting Manufacturing Corporation (USA) |
| AS5176-04 PRIMARY | Sae International Dba Sae International (USA) |
| 4TXS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| BACS13Z4 | The Boeing Company Div Defense (USA) |
| AS4841 | Sae International Dba Sae International (USA) |
| MS20819-4 | Grimes Aerospace Company (USA) |
NSN 4730-00-278-0678 is a Sleeve,flared,tube Fitting, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-278-0678 has 48 cross-referenced part numbers: HT2804 REF._B2C 6717 (Bae Systems Surface Ships Limited), 4730PL1519904 (Jednolity Indeks Materialowy - Uniform Material Index), BACSI3Z4 (The Boeing Company Div Defense), AS5176 (Sae International Dba Sae International), 171SB748 (Dana Off Highway Products, Llc) and 43 more.
There are 5 known substitutes for 4730-00-278-0678: 5365-00-146-4064, 4730-00-277-9746, 3040-00-824-9718 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS5176-04: Flange Outside Diameter: 0.383 INCHES NOMINAL IN; Metallic Hardness Rating: 10.0 MINIMUM ROCKWELL C AND 21.0 MAXIMUM ROCKWELL C; Style Designator: SLEEVE; Surface Treatment: CADMIUM. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-278-0678 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.