The Swivel Assembly,hydraulic, cataloged under National Stock Number 1650-00-723-1902, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Swivel Assembly,hydraulic |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Manufacturers | Preece Inc Decca Valves Div (CAGE 50276); Northrop Grumman Systems Corporation (CAGE 79U29) |
| Parameter | Value |
|---|---|
| NSN | 1650-00-723-1902 |
| Primary Part Number | 2-43810-1 |
| Item Name | Swivel Assembly,hydraulic |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 2-43810-1 | Preece Inc Decca Valves Div (USA) |
| 2-43810-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 0001-0009 | 3/2 Design control — primary reference U.S. Government activity |
| 1140070 | 5/1 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| 2-43810-1 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 2-43810-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 185J400 | 5/9 Secondary reference Grimes Aerospace Co |
NSN 1650-00-723-1902 is a Swivel Assembly,hydraulic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-723-1902 has 2 manufacturer part numbers on file: 2-43810-1 (Preece Inc Decca Valves Div), 2-43810-1 (Northrop Grumman Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-188-4238, 6350-01-593-3371. Verify interchangeability with system specifications before substitution.
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.