PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8561/4CX300YElectron Tube

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5960-00-402-7564 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-402-7564 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-402-7564. Primary manufacturer part number: 8561/4CX300Y.
Features
  • Electron Tube — FSC 5960
  • Tube Type: TETRODE
  • Nondefinitive Spec/std Data: NO. 8561/4CX300Y TYPE
  • 4 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-402-7564, is classified within Federal Supply Class 5960 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-402-7564
Primary Part Number8561/4CX300Y
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Tube TypeTETRODE
Nondefinitive Spec/std DataNO. 8561/4CX300Y TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9330-00-003-61717000048549 INTERCHANGEABLE
Plastic Strip,pressure Sensitive
3m Company
9330-00-124-37307000001176 INTERCHANGEABLE
Plastic Strip,pressure Sensitive
3m Company
7510-00-145-01717100012021 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
9330-00-169-64077000048548 INTERCHANGEABLE
Plastic Strip,pressure Sensitive
3m Company
8030-00-228-0528 INTERCHANGEABLE
Filler,dent,metal Surface
2805-00-356-1196 INTERCHANGEABLE
Cap
4240-00-508-21288561-00 INTERCHANGEABLE
Guide,spring
Avox Systems Inc Dba Avox Systems Inc
7510-00-888-47561812M INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
Valley Industrial Products Inc
7510-01-071-53557000048547 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
5995-01-097-9008 INTERCHANGEABLE
Lead,electrical
Cross-Reference Index
Part NumberManufacturer
8561/4CX300Y Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-1/1541 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8561 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-E-1/1541 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
9330-00-003-6171INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
7000048549
9330-00-124-3730INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
7000001176
7510-00-145-0171INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7100012021
9330-00-169-6407INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
7000048548
8030-00-228-0528INTERCHANGEABLE
FILLER,DENT,METAL SURFACE
2805-00-356-1196INTERCHANGEABLE
CAP
4240-00-508-2128INTERCHANGEABLE
GUIDE,SPRING
8561-00
7510-00-888-4756INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
1812M
7510-01-071-5355INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7000048547
5995-01-097-9008INTERCHANGEABLE
LEAD,ELECTRICAL
9330-01-101-7505INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
5950-01-112-6706INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5960-00-402-7564?

NSN 5960-00-402-7564 is a Electron Tube, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-402-7564?

NSN 5960-00-402-7564 has 4 cross-referenced part numbers: 8561/4CX300Y (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-1/1541 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8561 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-E-1/1541 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5960-00-402-7564?

There are 12 known substitutes for 5960-00-402-7564: 9330-00-003-6171, 9330-00-124-3730, 7510-00-145-0171 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8561/4CX300Y?

Key specifications for 8561/4CX300Y: Special Features: ENVELOPE MATERIAL: CERAMIC; Tube Type: TETRODE; Nondefinitive Spec/std Data: NO. 8561/4CX300Y TYPE. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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