The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-171-4441, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-171-4441 |
| Primary Part Number | 5189586 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Leg Length | 0.375 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Features Provided | SELF-SEALING |
| Seat Angle | 37.0 DEGREES |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION |
| Thread Class | 3A ALL ENDS A |
| Material | STEEL BODY |
| Connection Style | FLARED ALL ENDS |
| Surface Treatment | PASSIVATE BODY |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Style Designator | MALE COUPLING HALF |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5189586 | Naval Sea Systems Command (USA) |
| L-102-6 | New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc (USA) |
| 4730PL0976167 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 5189586-002 | Naval Sea Systems Command (USA) |
NSN 4730-01-171-4441 is a Coupling Half,quick Disconnect, manufactured by Naval Sea Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-171-4441 has 4 cross-referenced part numbers: 5189586 (Naval Sea Systems Command), L-102-6 (New Sd Inc Seaton-Wilson Div Sub of Bei Electronics Inc), 4730PL0976167 (Jednolity Indeks Materialowy - Uniform Material Index), 5189586-002 (Naval Sea Systems Command).
There are 3 known substitutes for 4730-01-171-4441: 5340-00-229-9287, 5915-01-170-6753, 4730-01-171-4440. Verify interchangeability with system specifications before substitution.
Key specifications for 5189586: Leg Length: 0.375 INCHES NOMINAL IN; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS; Features Provided: SELF-SEALING; Seat Angle: 37.0 DEGREES. 16 total characteristics are documented in the Federal Logistics Information System.