The Piston,blank, cataloged under National Stock Number 1650-00-360-2001, 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 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-360-2001 |
| Item Name | Piston,blank |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-355B COND T,2024 SHEET,0.6857 IN.MIN,0.6862 IN.MAX DIA,0.071 IN.NOM THK,CENTER HOLE 0.365 IN.MIN,0.359 IN.MAX,BREAK OUTSIDE EDGES 0.003 IN. MIN 0.006,IN. MAX RADIUS,EDGES CUT 0.0135 IN. ON THK BY 0.005 IN.MIN. 0.010 IN. MAX DEEP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9949-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-00-360-2001 is a Piston,blank, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5995-00-881-8183, 3120-01-266-1530. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-00-360-2001: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-355B COND T,2024 SHEET,0.6857 IN.MIN,0.6862 IN.MAX DIA,0.071 IN.NOM THK,CENTER HOLE 0.365 IN.MIN,0.359 IN.MAX,BREAK OUTSIDE EDGES 0.003 IN. MIN 0.006,IN. MAX RADIUS,EDGES CUT 0.0135 IN. ON THK BY 0.005 IN.MIN. 0.010 IN. MAX DEEP 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.
NSN 1650-00-360-2001 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.