The Disk,valve, cataloged under National Stock Number 1650-01-291-5925, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-291-5925 |
| Item Name | Disk,valve |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Outside Diameter | 0.275 INCHES NOMINAL IN |
| Material Document and Classification | SAE 52100 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP E52100 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 35864 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-01-291-5925 is a Disk,valve, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-01-291-5925: Outside Diameter: 0.275 INCHES NOMINAL IN; Material Document and Classification: SAE 52100 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP E52100. 3 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.
NSN 1650-01-291-5925 has DEMIL Code Q. 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.