The Sleeve,flared,tube Fitting, cataloged under National Stock Number 4730-01-089-6503, 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 The Boeing Company Div Defense. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-089-6503 |
| Primary Part Number | 7M51-8 |
| Item Name | Sleeve,flared,tube Fitting |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Material | STEEL COMP 4140 OR STEEL COMP 4130 |
| Surface Treatment | CADMIUM AND CHROMATE |
| Style Designator | SLEEVE |
| Sleeve Outside Diameter | 0.562 INCHES NOMINAL IN |
| Flange Width | 0.219 INCHES NOMINAL IN |
| Flange Outside Diameter | 0.682 INCHES NOMINAL IN |
| Seat Angle in Deg | 33.0 |
| Metallic Hardness Rating | 35.0 MINIMUM ROCKWELL C AND 40.0 MAXIMUM ROCKWELL C |
| Casehardening Indicator | NOT CASEHARDENED |
| Specification/standard Data | 76301-7-51 MANUFACTURERS SPECIFICATION |
| Hose/tube Outside Diameter for Which Designed | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7M51-8 | Bailey Hose Inc (USA) |
| 7M51 | The Boeing Company Div Defense (USA) |
| 7M51-8 | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| 7M51-8 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| 7M51-8 | Crown Fitting Co Inc (USA) |
| 7M51-8 | Nelson Aero Space, Inc. (USA) |
| 7M51-8 | Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA) |
| 7M51-8 | Aviarms Support Corp (USA) |
| 7M51-8 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4730-01-089-6503 is a Sleeve,flared,tube Fitting, manufactured by The Boeing Company Div Defense, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-089-6503 has 9 cross-referenced part numbers: 7M51-8 (Bailey Hose Inc), 7M51 (The Boeing Company Div Defense), 7M51-8 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company), 7M51-8 (Sps Technologies, Llc Dba Airdrome Precision Components), 7M51-8 (Crown Fitting Co Inc) and 4 more.
There are 4 known substitutes for 4730-01-089-6503: 4730-00-984-3373, 4730-00-984-8522, 4730-01-189-3435 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7M51-8: Material: STEEL COMP 4140 OR STEEL COMP 4130; Surface Treatment: CADMIUM AND CHROMATE; Style Designator: SLEEVE; Sleeve Outside Diameter: 0.562 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.