PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8639Electron Tube

Amperex Electronic Corp · NSN 5960-00-903-5425 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-903-5425 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-903-5425. Primary manufacturer part number: 8639.
Features
  • Electron Tube — FSC 5960
  • Tube Type: TETRODE
  • Nondefinitive Spec/std Data: 8639 TYPE
  • 3 verified cross-references
  • Primary manufacturer: Amperex Electronic Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-903-5425, 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 Amperex Electronic Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5960-00-903-5425
Primary Part Number8639
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerAmperex Electronic Corp
StatusACTIVE
Tube TypeTETRODE
Nondefinitive Spec/std Data8639 TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6240-00-072-0352CM8639 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
4920-00-097-54948639 INTERCHANGEABLE
Sleeve Socket
Hydratight Operations Inc
9320-00-224-46818639 INTERCHANGEABLE
Rubber Sheet,solid
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5935-00-258-6045276-1213P1 INTERCHANGEABLE
Connector,plug,electrical
Raytheon Company Dba Raytheon Co
5999-00-570-23408639 INTERCHANGEABLE
Contact,electrical
Te Connectivity Corporation
1620-00-766-6107 INTERCHANGEABLE
Lever,landing Gear
6685-01-572-15018639 INTERCHANGEABLE
Transmitter,pressure
Lockheed Martin Corporation
6150-01-658-56888639 INTERCHANGEABLE
Wiring Harness
Amera Trail Inc
Cross-Reference Index
Part NumberManufacturer
8639 Amperex Electronic Corp (USA)
8639 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-E-1/1610 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6240-00-072-0352INTERCHANGEABLE
LAMP,INCANDESCENT
CM8639
4920-00-097-5494INTERCHANGEABLE
SLEEVE SOCKET
8639
9320-00-224-4681INTERCHANGEABLE
RUBBER SHEET,SOLID
8639
5935-00-258-6045INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
276-1213P1
5999-00-570-2340INTERCHANGEABLE
CONTACT,ELECTRICAL
8639
1620-00-766-6107INTERCHANGEABLE
LEVER,LANDING GEAR
6685-01-572-1501INTERCHANGEABLE
TRANSMITTER,PRESSURE
8639
6150-01-658-5688INTERCHANGEABLE
WIRING HARNESS
8639

Frequently Asked Questions

What is NSN 5960-00-903-5425?

NSN 5960-00-903-5425 is a Electron Tube, manufactured by Amperex Electronic Corp, classified under FSC 5960 (No Item Name Available). Status: active.

What are the part numbers for NSN 5960-00-903-5425?

NSN 5960-00-903-5425 has 3 cross-referenced part numbers: 8639 (Amperex Electronic Corp), 8639 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-E-1/1610 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5960-00-903-5425?

There are 8 known substitutes for 5960-00-903-5425: 6240-00-072-0352, 4920-00-097-5494, 9320-00-224-4681 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8639?

Key specifications for 8639: Tube Type: TETRODE; Nondefinitive Spec/std Data: 8639 TYPE. 2 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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