PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3421-1Circuit Card Assembly

Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic · NSN 5998-01-080-4634 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-080-4634 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-080-4634. Primary manufacturer part number: 3421-1.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-080-4634, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-080-4634
Primary Part Number3421-1
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerNavy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.3200 lbs
Cube0.0675 cu ft
Verified Substitutes 5
5340-00-054-15421A3337 INTERCHANGEABLE
Plug,expansion
Fwd Seagrave Holdings Lp
3110-00-277-047934211 INTERCHANGEABLE
Bearing,roller,tapered
Dressta North America Ltd
5950-00-924-53132096387 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc.
2090-01-499-987834211 INTERCHANGEABLE
Motor,windshield Wiper,electric
Marinco Shore Power Systems
2590-01-559-2533 INTERCHANGEABLE
Plug Holder,gladhand
Cross-Reference Index
Part NumberManufacturer
120047-002 Northrop Grumman Systems Corporation (USA)
3421-1 PRIMARY Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic (USA)
120047-002 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
5340-00-054-1542INTERCHANGEABLE
PLUG,EXPANSION
1A3337
3110-00-277-0479INTERCHANGEABLE
BEARING,ROLLER,TAPERED
34211
5950-00-924-5313INTERCHANGEABLE
TRANSFORMER,POWER
2096387
2090-01-499-9878INTERCHANGEABLE
MOTOR,WINDSHIELD WIPER,ELECTRIC
34211
2590-01-559-2533INTERCHANGEABLE
PLUG HOLDER,GLADHAND

Frequently Asked Questions

What is NSN 5998-01-080-4634?

NSN 5998-01-080-4634 is a Circuit Card Assembly, manufactured by Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-080-4634?

NSN 5998-01-080-4634 has 3 cross-referenced part numbers: 120047-002 (Northrop Grumman Systems Corporation), 3421-1 (Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic), 120047-002 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5998-01-080-4634?

There are 5 known substitutes for 5998-01-080-4634: 5340-00-054-1542, 3110-00-277-0479, 5950-00-924-5313 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3421-1?

Key specifications for 3421-1: Overall Width: 3.017 INCHES NOMINAL IN; Overall Length: 5.700 INCHES NOMINAL IN; Overall Height: 0.625 INCHES NOMINAL IN; Special Features: CAPACITOR 15,CONNECTOR 1,DIODE 21,PRINTED WIRING BOARD 1,RESISTOR 46,TRANSISTOR 11. 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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