The Cover,cooling Valve, cataloged under National Stock Number 2835-01-217-3559, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2835-01-217-3559 |
| Item Name | Cover,cooling Valve |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUM ALLOY CASTING PER AMS 4217;2.470 IN. NOM DEPTH,4 HOLES 0.196 IN. NOM DIA,3 HOLES 0.190 IN. NOM DIA;PARTIAL BORE 0.25125 IN. NOM DIA,2.250IN. NOM DEPTH;CBORE 0.1565 IN. NOM DIA,0.300 IN. NOM DEPTH IN |
| 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 |
|---|---|
| 3886095-2 | 5/2 Secondary reference U.S. Government activity |
| 3886095-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2835-01-217-3559 is a Cover,cooling Valve, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
Key specifications for 2835-01-217-3559: General Characteristics Item Description: MATL ALUM ALLOY CASTING PER AMS 4217;2.470 IN. NOM DEPTH,4 HOLES 0.196 IN. NOM DIA,3 HOLES 0.190 IN. NOM DIA;PARTIAL BORE 0.25125 IN. NOM DIA,2.250IN. NOM DEPTH;CBORE 0.1565 IN. NOM DIA,0.300 IN. NOM DEPTH IN; End Item Identification: PART OF COOLING VALVE FOR APU ON B1-B ACFT. 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 2835-01-217-3559 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.