PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6663Electron Tube

Electronic Industries Association · NSN 5960-00-878-2506 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-878-2506 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-878-2506. Primary manufacturer part number: 6663.
Features
  • Electron Tube — FSC 5960
  • Nondefinitive Spec/std Data: 6663 TYPE
  • Tube Type: DIODE
  • 1 verified cross-reference
  • Primary manufacturer: Electronic Industries Association
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-878-2506, 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 Electronic Industries Association. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-878-2506
Primary Part Number6663
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Nondefinitive Spec/std Data6663 TYPE
Tube TypeDIODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5210-00-277-1621599-9642-30 INTERCHANGEABLE
Gage Stock,thickness
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6125-00-407-1140 INTERCHANGEABLE
Motor-Generator
4720-00-857-1735124-3 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
6620-00-937-5346 INTERCHANGEABLE
Gage,pressure
4010-01-151-9630 INTERCHANGEABLE
Cable
4820-01-177-39586663 INTERCHANGEABLE
Ring,locking
Greno Industries, Inc. Dba Greno Industries Inc
5365-01-288-1554 INTERCHANGEABLE
Spacer,sleeve
4020-01-352-27303316663 INTERCHANGEABLE
Rope,fibrous
Plymkraft, Inc. Dba Plymkraft Inc Div Columbian Specialty Products Div
4930-01-465-508277930 INTERCHANGEABLE
Dispensing Pump,hand Driven
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
6663 Electronic Industries Association
Related Parts
5210-00-277-1621INTERCHANGEABLE
GAGE STOCK,THICKNESS
599-9642-30
6125-00-407-1140INTERCHANGEABLE
MOTOR-GENERATOR
4720-00-857-1735INTERCHANGEABLE
HOSE,NONMETALLIC
124-3
6620-00-937-5346INTERCHANGEABLE
GAGE,PRESSURE
4010-01-151-9630INTERCHANGEABLE
CABLE
4820-01-177-3958INTERCHANGEABLE
RING,LOCKING
6663
5365-01-288-1554INTERCHANGEABLE
SPACER,SLEEVE
4020-01-352-2730INTERCHANGEABLE
ROPE,FIBROUS
3316663
4930-01-465-5082INTERCHANGEABLE
DISPENSING PUMP,HAND DRIVEN
77930

Frequently Asked Questions

What is NSN 5960-00-878-2506?

NSN 5960-00-878-2506 is a Electron Tube, manufactured by Electronic Industries Association, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-878-2506?

NSN 5960-00-878-2506 has 1 cross-referenced part number: 6663 (Electronic Industries Association).

What NSN replaces 5960-00-878-2506?

There are 9 known substitutes for 5960-00-878-2506: 5210-00-277-1621, 6125-00-407-1140, 4720-00-857-1735 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6663?

Key specifications for 6663: Nondefinitive Spec/std Data: 6663 TYPE; Tube Type: DIODE; Special Features: ENVELOPE MATERIAL: GLASS. 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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