FSC: 2935 — Engine System Cooling Components, Aircraft Prime Moving
FSG: 29 — Engine Accessories
General Description
The Cap,filler Opening, cataloged under National Stock Number 2935-01-659-0643, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2935-01-659-0643
Item Name
Cap,filler Opening
FSC / FSG
2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
F965-2
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 2935 — Engine System Cooling Components, Aircraft Prime Moving
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2935-00-361-6502
2935-00-361-6502 · Item name not on file
2935-00-420-9902
MANIFOLD,FLUID COOLER
2935-00-442-5837
2935-00-442-5837 · Item name not on file
2935-00-442-5839
2935-00-442-5839 · Item name not on file
2935-00-757-7092
2935-00-757-7092 · Item name not on file
2935-00-861-0023
2935-00-861-0023 · Item name not on file
2935-00-874-8420
VALVE,OIL COOLER
2935-00-932-2487
COOLER,LUBRICATING OIL,ENGINE
Frequently Asked Questions
What is NSN 2935-01-659-0643?
NSN 2935-01-659-0643 is a Cap,filler Opening, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
What are the specifications of 2935-01-659-0643?
Key specifications for 2935-01-659-0643: Part Name Assigned by Controlling Agency: FILLER SCREEN; End Item Identification: 1520-01-457-5179. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2935-01-659-0643 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.