PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EY81Electron Tube

G E C Marconi Communications Ltd · NSN 5960-00-967-1920 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-967-1920 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-967-1920. Primary manufacturer part number: EY81.
Features
  • Electron Tube — FSC 5960
  • Tube Type: PENTODE
  • 5 verified cross-references
  • Primary manufacturer: G E C Marconi Communications Ltd
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-967-1920, 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 G E C Marconi Communications Ltd. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-967-1920
Primary Part NumberEY81
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerG E C Marconi Communications Ltd
StatusACTIVE
Tube TypePENTODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-156-51261216 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5340-00-257-0039102302G2 INTERCHANGEABLE
Clamp,loop
Raytheon Company
4820-00-861-5503 INTERCHANGEABLE
Valve
1680-00-869-720362-0601 INTERCHANGEABLE
Body,spacer Flange
Plessey Aerospace Usa Div of Plessey Trading Corp Plessey Inc
5331-01-212-6040 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
EY81 G E C Marconi Communications Ltd (GBR)
620-601 Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA)
6R3YE81 Amperex Electronic Corp (USA)
6R3 Amperex Electronic Corp (USA)
EY81 Leonardo Mw Ltd (GBR)
Related Parts
3110-00-156-5126INTERCHANGEABLE
BEARING,BALL,ANNULAR
1216
5340-00-257-0039INTERCHANGEABLE
CLAMP,LOOP
102302G2
4820-00-861-5503INTERCHANGEABLE
VALVE
1680-00-869-7203INTERCHANGEABLE
BODY,SPACER FLANGE
62-0601
5331-01-212-6040INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5960-00-967-1920?

NSN 5960-00-967-1920 is a Electron Tube, manufactured by G E C Marconi Communications Ltd, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-967-1920?

NSN 5960-00-967-1920 has 5 cross-referenced part numbers: EY81 (G E C Marconi Communications Ltd), 620-601 (Ampex Data Systems Corporation Dba Ampex Intelligent Systems), 6R3YE81 (Amperex Electronic Corp), 6R3 (Amperex Electronic Corp), EY81 (Leonardo Mw Ltd).

What NSN replaces 5960-00-967-1920?

There are 5 known substitutes for 5960-00-967-1920: 3110-00-156-5126, 5340-00-257-0039, 4820-00-861-5503 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of EY81?

Key specifications for EY81: Tube Type: PENTODE. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com