The Swivel Joint,hydraulic,aircraft, cataloged under National Stock Number 1650-00-088-5780, 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 Grindley Manufacturing Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-088-5780 |
| Primary Part Number | 32-69660-51 |
| Item Name | Swivel Joint,hydraulic,aircraft |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Grindley Manufacturing Inc. |
| Status | ACTIVE |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 32-69660-51 PRIMARY | Grindley Manufacturing Inc. (USA) |
| 32-69660-51 | S I T Corporation (USA) |
| 32-69660-51 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 141675-1 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 32-69660-51 | 5/9 Secondary reference P/m Engineering Co Inc |
| 141675-1 | 5/9 Secondary reference U.S. Government activity |
| 140750 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 1650-00-088-5780 is a Swivel Joint,hydraulic,aircraft, manufactured by Grindley Manufacturing Inc., classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-088-5780 has 3 manufacturer part numbers on file: 32-69660-51 (Grindley Manufacturing Inc.), 32-69660-51 (S I T Corporation), 32-69660-51 (The Boeing Company Div Defense).
4 possible matches (shared part number, not a government interchangeability claim): 5840-00-177-1908, 1650-00-738-2754, 5998-01-311-7588. Verify interchangeability with system specifications before substitution.
Key specifications for 32-69660-51: Media for Which Designed: HYDRAULIC FLUID SINGLE RESPONSE. 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.
NSN 1650-00-088-5780 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.