PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2D21WElectron Tube

Rca Corp Distribution and Special Products · NSN 5960-00-252-6274 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-252-6274 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-252-6274. Primary manufacturer part number: 2D21W.
Features
  • Electron Tube — FSC 5960
  • Nondefinitive Spec/std Data: 2D21W TYPE
  • Tube Type: THYRATRON
  • 4 verified cross-references
  • Primary manufacturer: Rca Corp Distribution and Special Products
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-252-6274, 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 Rca Corp Distribution and Special Products. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Cancelled.

Technical Specifications
ParameterValue
NSN5960-00-252-6274
Primary Part Number2D21W
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerRca Corp Distribution and Special Products
StatusCANCELLED
Nondefinitive Spec/std Data2D21W TYPE
Tube TypeTHYRATRON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5960-00-552-0082 INTERCHANGEABLE
Electron Tube
5960-00-615-9868 INTERCHANGEABLE
Electron Tube
Cross-Reference Index
Part NumberManufacturer
2D21W Rca Corp Distribution and Special Products (USA)
CV797 Thales Nederland (NLD)
MILE1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2D21W Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5960-00-552-0082INTERCHANGEABLE
ELECTRON TUBE
5960-00-615-9868INTERCHANGEABLE
ELECTRON TUBE

Frequently Asked Questions

What is NSN 5960-00-252-6274?

NSN 5960-00-252-6274 is a Electron Tube, manufactured by Rca Corp Distribution and Special Products, classified under FSC 5960 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5960-00-252-6274?

NSN 5960-00-252-6274 has 4 cross-referenced part numbers: 2D21W (Rca Corp Distribution and Special Products), CV797 (Thales Nederland), MILE1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2D21W (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5960-00-252-6274?

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

What are the specifications of 2D21W?

Key specifications for 2D21W: Special Features: ENVELOPE MATERIAL: GLASS; Nondefinitive Spec/std Data: 2D21W TYPE; Tube Type: THYRATRON. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5960-00-252-6274 still in active supply?

NSN 5960-00-252-6274 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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