PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2D21WElectron Tube

Tdk Electronics Ag · NSN 5960-00-615-9868 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-615-9868 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-615-9868. Primary manufacturer part number: 2D21W.
Features
  • Electron Tube — FSC 5960
  • Nondefinitive Spec/std Data: 2D21W TYPE
  • Tube Type: THYRATRON
  • 3 verified cross-references
  • Primary manufacturer: Tdk Electronics Ag
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-615-9868, 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 Tdk Electronics Ag. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-615-9868
Primary Part Number2D21W
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerTdk Electronics Ag
StatusACTIVE
Nondefinitive Spec/std Data2D21W TYPE
Tube TypeTHYRATRON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5960-00-252-6274 INTERCHANGEABLE
Electron Tube
5960-00-552-0082 INTERCHANGEABLE
Electron Tube
Cross-Reference Index
Part NumberManufacturer
2D21W Tdk Electronics Ag (DEU)
2D21W Electronic Industries Association
2D21W Epcos Ag Abt. Pr Roe K Pm (DEU)
Related Parts
5960-00-252-6274INTERCHANGEABLE
ELECTRON TUBE
5960-00-552-0082INTERCHANGEABLE
ELECTRON TUBE

Frequently Asked Questions

What is NSN 5960-00-615-9868?

NSN 5960-00-615-9868 is a Electron Tube, manufactured by Tdk Electronics Ag, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-615-9868?

NSN 5960-00-615-9868 has 3 cross-referenced part numbers: 2D21W (Tdk Electronics Ag), 2D21W (Electronic Industries Association), 2D21W (Epcos Ag Abt. Pr Roe K Pm).

What NSN replaces 5960-00-615-9868?

There are 2 known substitutes for 5960-00-615-9868: 5960-00-252-6274, 5960-00-552-0082. Verify interchangeability with system specifications before substitution.

What are the specifications of 2D21W?

Key specifications for 2D21W: Nondefinitive Spec/std Data: 2D21W TYPE; Tube Type: THYRATRON; 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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