The Coupling Half,self-Sealing, cataloged under National Stock Number 4730-01-201-3921, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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 | 4730-01-201-3921 |
| Primary Part Number | 5400-S2-8 |
| Item Name | Coupling Half,self-Sealing |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL BOSS FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Criticality Code Justification | ZZZY |
| Thread Series Designator | UNF ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Thread Class | 2B ALL ENDS |
| Material | STEEL BODY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Connection Style | BOSS GASKET SEAL ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5400-S2-8 | Danfoss Power Solutions II, Llc (USA) |
| 5400-S2-8 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 845-2445071ITEM9 | Naval Ship Systems Command (USA) |
| 2620-219X1 PC111 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-1889863 PC 111 | Naval Ship Systems Command (USA) |
NSN 4730-01-201-3921 is a Coupling Half,self-Sealing, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-201-3921 has 5 cross-referenced part numbers: 5400-S2-8 (Danfoss Power Solutions II, Llc), 5400-S2-8 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 845-2445071ITEM9 (Naval Ship Systems Command), 2620-219X1 PC111 (Electric Boat Corporation Div General Dynamics Electric Boat), 845-1889863 PC 111 (Naval Ship Systems Command).
There are 4 known substitutes for 4730-01-201-3921: 4730-00-051-4675, 4730-00-613-9863, 4730-01-180-0926 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5400-S2-8: Overall Length: 1.370 INCHES NOMINAL IN; Connection Type: THREADED INTERNAL BOSS FIRST FLUID END CONNECTION; Style Designator: MALE COUPLING HALF; Criticality Code Justification: ZZZY. 10 total characteristics are documented in the Federal Logistics Information System.