The Coupling Assembly,quick Disconne, cataloged under National Stock Number 4730-00-369-4603, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Global Incorporated. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-369-4603 |
| Primary Part Number | FF5186-40-40 |
| Item Name | Coupling Assembly,quick Disconne |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Global Incorporated |
| Status | ACTIVE |
| Connection Style | GASKET SEAL FIRST FLUID END CONNECTION |
| Nominal Inside Diameter Hose Accommodated | 2.500 INCHES FIRST FLUID END CONNECTION IN |
| Connection Type | THREADED INTERNAL HOSE FIRST FLUID END CONNECTION |
| Style Designator | COUPLING ASSEMBLY |
| Leg Length | 4.812 INCHES NOMINAL AND 2.500 INCHES NOMINAL IN |
| Features Provided | SAFETY LOCKING FEATURE |
| Nominal Thread Size | 2.500 INCHES FIRST FLUID END CONNECTION IN |
| Thread Quantity Per Inch | 7-1/2 FIRST FLUID END CONNECTION |
| Material | COPPER ALLOY OVERALL |
| Quick Disconnect Method | CAM-LOCKING ALL ENDS |
| Thread Series Designator | NH FIRST FLUID END CONNECTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FF5186-40-40 PRIMARY | Global Incorporated (USA) |
| B-CPL/HOS-25-QR | Hydrasearch Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| B-CPL/HOS-Q/REL-25 | 5/9 Secondary reference Hydrasearch Company, Llc |
| 805-2557603 | 5/9 Secondary reference U.S. Government activity |
| FF5186-40-40 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
| 469967 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-369-4603 is a Coupling Assembly,quick Disconne, manufactured by Global Incorporated, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-369-4603 has 2 manufacturer part numbers on file: FF5186-40-40 (Global Incorporated), B-CPL/HOS-25-QR (Hydrasearch Company, Llc).
1 possible match (shared part number, not a government interchangeability claim): 6740-01-114-6283. Verify interchangeability with system specifications before substitution.
Key specifications for FF5186-40-40: Connection Style: GASKET SEAL FIRST FLUID END CONNECTION; Nominal Inside Diameter Hose Accommodated: 2.500 INCHES FIRST FLUID END CONNECTION IN; Connection Type: THREADED INTERNAL HOSE FIRST FLUID END CONNECTION; Style Designator: COUPLING ASSEMBLY. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.