The Disk,valve, cataloged under National Stock Number 1650-00-070-2459, 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 Triumph Actuation Systems - Connecticut, Llc. Government technical data includes 8 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-070-2459 |
| Primary Part Number | 282634-1 |
| Item Name | Disk,valve |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Triumph Actuation Systems - Connecticut, Llc |
| Status | ACTIVE |
| Inside Depth | 0.156 INCHES NOMINAL IN |
| Style Designator | POPPET |
| Material Document and Classification | QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Under Flange Height | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Media for Which Designed | HYDRAULIC FLUID |
| Material | STEEL COMP 440C |
| 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 |
|---|---|
| 282634-1 PRIMARY | Triumph Actuation Systems - Connecticut, Llc (USA) |
NSN 1650-00-070-2459 is a Disk,valve, manufactured by Triumph Actuation Systems - Connecticut, Llc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-070-2459 has 1 manufacturer part number on file: 282634-1 (Triumph Actuation Systems - Connecticut, Llc).
Key specifications for 282634-1: Overall Height: 0.340 INCHES NOMINAL IN; Inside Depth: 0.156 INCHES NOMINAL IN; Style Designator: POPPET; Material Document and Classification: QQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE. 8 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.