The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-203-3550, 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 Danfoss Power Solutions II, Llc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 40 commercial cross-references from 11 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 | 4730-00-203-3550 |
| Primary Part Number | 411-4S |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | CANCELLED |
| Nominal Outside Diameter Hose Accommodated | 0.520 INCHES SECOND END IN |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Criticality Code Justification | FEAT |
| Thread Series Designator | UNF FIRST END |
| Seat Angle | 37.0 DEGREES FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Criticality Code Justification | FEAT |
| Nominal Overall Length | 1.750 INCHES IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Inside Diameter Hose Accommodated | 0.190 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.520 INCHES SECOND END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 0.190 INCHES SECOND END IN |
| Material | STEEL OVERALL |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | CADMIUM OVERALL |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Thread Series Designator | UNF FIRST END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Thread Class | 2B FIRST END |
| Furnished Items and Quantity | 1 HOSE COUPLING NUT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| LF215-1 | Pettibone Llc (USA) |
| KB53-3876-7F1TT1NG | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| 569-2200-1228371PC7FITTING | Naval Ship Systems Command (USA) |
| KB53-3876-8FITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| KB51-440-179ITEM448FITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| KF53-3876-3PC6FITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| KB53-4511-164PCFITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| LF-104-1 | Pettibone Llc (USA) |
| 569-2200-1228167REVBPC44FITTING | Naval Ship Systems Command (USA) |
| 569-2200-1228376PC411-4 | Naval Ship Systems Command (USA) |
| KB53-4511-162PCF1TT1NG | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| 411-4S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 569-2200-1228371PC6FITTING | Naval Ship Systems Command (USA) |
| 19388FX | Oshkosh Corp (USA) |
| 1D98403PK-001 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| KB53-3876-7PC411-4 | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| KB53-4511-162PCFITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
| 569-2200-1228232PC411-4 | Naval Ship Systems Command (USA) |
| 1D98403PK | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| KB53-3876-7FITTING | Gpe Controls, Inc Dba Shand & Jurs (USA) |
NSN 4730-00-203-3550 is a Adapter,straight,tube to Hose, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-203-3550 has 40 cross-referenced part numbers: LF215-1 (Pettibone Llc), KB53-3876-7F1TT1NG (Gpe Controls, Inc Dba Shand & Jurs), 569-2200-1228371PC7FITTING (Naval Ship Systems Command), KB53-3876-8FITTING (Gpe Controls, Inc Dba Shand & Jurs), KB51-440-179ITEM448FITTING (Gpe Controls, Inc Dba Shand & Jurs) and 35 more.
There is 1 known substitute for 4730-00-203-3550: 4730-01-065-7552. Verify interchangeability with system specifications before substitution.
Key specifications for 411-4S: Special Features: WEAPON SYSTEM ESSENTIAL; Nominal Outside Diameter Hose Accommodated: 0.520 INCHES SECOND END IN; Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-203-3550 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.