The Coupling, cataloged under National Stock Number 4730-00-072-1327, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-072-1327 |
| Primary Part Number | 1854785 |
| Item Name | Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | MATL,CRES,1.125 IN. H,0.906 IN. W,0.688 IN. ID,0.094 IN. W,0.047 IN.DEEP KEYWAY,THD INT. 8.32 RH,0.312 IN. CENTER TO END,0.406 IN.THK IN |
| 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 |
|---|---|
| 1854785 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 340710B | D/9 Drawing number reference only Unisys Corp Systems Development |
NSN 4730-00-072-1327 is a Coupling, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-072-1327 has 1 manufacturer part number on file: 1854785 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 5985-01-077-5586, 2540-01-563-3859. Verify interchangeability with system specifications before substitution.
Key specifications for 1854785: General Characteristics Item Description: MATL,CRES,1.125 IN. H,0.906 IN. W,0.688 IN. ID,0.094 IN. W,0.047 IN.DEEP KEYWAY,THD INT. 8.32 RH,0.312 IN. CENTER TO END,0.406 IN.THK IN. 1 specification is 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.