PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121615Electronic Components Assembly

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 5998-01-423-2613 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-423-2613 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-423-2613. Primary manufacturer part number: 121615.
Features
  • Electronic Components Assembly — FSC 5998
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • 2 verified cross-references
  • Primary manufacturer: Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Electronic Components Assembly, cataloged under National Stock Number 5998-01-423-2613, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-423-2613
Primary Part Number121615
Item NameElectronic Components Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeP
Unit of IssueEA
SMR CodeV
Weight2.5000 lbs
Cube0.3040 cu ft
Verified Substitutes 8
5305-00-012-1615121615 INTERCHANGEABLE
Screw,cap,hexagon Head
Us Army Aviation and Missile Command
5915-00-377-5883400336 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5925-00-958-2696 INTERCHANGEABLE
Circuit Breaker
5310-01-096-6184 INTERCHANGEABLE
Washer,saddle
4820-01-151-3818400336 INTERCHANGEABLE
Flange,packing,valve
Hunt Valve Company, Inc.
4820-01-178-8873121615 INTERCHANGEABLE
Parts Kit,pilot Control Valve
Aerco International, Inc. Dba Aerco International Inc
4820-01-179-6408121615-1.25IN INTERCHANGEABLE
Pilot Assembly,valve
Aerco International, Inc. Dba Aerco International Inc
6515-01-499-6662400.336 INTERCHANGEABLE
Screw,cortex,mandibular
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
121615 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
400336 Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
5305-00-012-1615INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
121615
5915-00-377-5883INTERCHANGEABLE
FILTER,BAND PASS
400336
5925-00-958-2696INTERCHANGEABLE
CIRCUIT BREAKER
5310-01-096-6184INTERCHANGEABLE
WASHER,SADDLE
4820-01-151-3818INTERCHANGEABLE
FLANGE,PACKING,VALVE
400336
4820-01-178-8873INTERCHANGEABLE
PARTS KIT,PILOT CONTROL VALVE
121615
4820-01-179-6408INTERCHANGEABLE
PILOT ASSEMBLY,VALVE
121615-1.25IN
6515-01-499-6662INTERCHANGEABLE
SCREW,CORTEX,MANDIBULAR
400.336

Frequently Asked Questions

What is NSN 5998-01-423-2613?

NSN 5998-01-423-2613 is a Electronic Components Assembly, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-423-2613?

NSN 5998-01-423-2613 has 2 cross-referenced part numbers: 121615 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit), 400336 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 5998-01-423-2613?

There are 8 known substitutes for 5998-01-423-2613: 5305-00-012-1615, 5915-00-377-5883, 5925-00-958-2696 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121615?

Key specifications for 121615: End Item Identification: F-16 IAIS; Features Provided: ELECTROSTATIC SENSITIVE; Part Name Assigned by Controlling Agency: POWER MODULE ASSY; Criticality Code Justification: CBBL. 8 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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