The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-501-5074, 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 Naval Sea Systems Command. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-01-501-5074 |
| Primary Part Number | 531-6985694-F297-2 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | CANCELLED |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES FIRST END IN |
| Thread Series Designator | NPSH FIRST END |
| Material | STEEL COMP 4140 BAND |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Nondefinitive Spec/std Data | 20 SIZE |
| Specification/standard Data | 81349-MIL-H-24136/3 GOVERNMENT SPECIFICATION |
| Material Document and Classification | AISI4140 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Seat Angle | 37.0 DEGREES FIRST END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H655-1503-F297-1 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 531-6985695 | Naval Sea Systems Command (USA) |
| 531-6985695-F297-1 | Naval Sea Systems Command (USA) |
| 531-6985694-F297-2 PRIMARY | Naval Sea Systems Command (USA) |
| 218022507R | Naval Sea Systems Command (USA) |
| 531-6985694-F202-3 | Naval Sea Systems Command (USA) |
| H655-1503 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H655-1502 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H655-1502-F297-4 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H655-1502-F202-1 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H655-1503-F202-2 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| MIL-H-24136/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 531-6985694-F297-4 | Naval Sea Systems Command (USA) |
| H655-1503-F202-3 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H655-1502-F297-2 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| M24136/3-20 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| H655-1503-F297-2 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| MIL-DTL-24136/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 531-6985695-F202-3 | Naval Sea Systems Command (USA) |
| 531-6985694 | Naval Sea Systems Command (USA) |
NSN 4730-01-501-5074 is a Adapter,straight,pipe to Tube, manufactured by Naval Sea Systems Command, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-01-501-5074 has 24 cross-referenced part numbers: H655-1503-F297-1 (Electric Boat Corporation Div General Dynamics Electric Boat), 531-6985695 (Naval Sea Systems Command), 531-6985695-F297-1 (Naval Sea Systems Command), 531-6985694-F297-2 (Naval Sea Systems Command), 218022507R (Naval Sea Systems Command) and 19 more.
There are 12 known substitutes for 4730-01-501-5074: 4720-00-187-4283, 4730-00-906-1777, 4730-01-501-5017 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 531-6985694-F297-2: Nominal Outside Diameter Tube Accommodated: 1.500 INCHES FIRST END IN; Thread Series Designator: NPSH FIRST END; Material: STEEL COMP 4140 BAND; Special Features: LOW PRESSURE APPLICATION; TYPE A GROUP III END FITTING. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-01-501-5074 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.