PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20000-4Circuit Card Assembly

Megadata Corp · NSN 5998-01-302-5911 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-302-5911 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-302-5911. Primary manufacturer part number: 20000-4.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Megadata Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-302-5911, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Megadata Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersMegadata Corp (CAGE 53436); Northrop Grumman Systems Corporation (CAGE 03956)
Successor NSN6625-01-023-1629 — Ammeter
Technical Specifications
ParameterValue
NSN5998-01-302-5911
Primary Part Number20000-4
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerMegadata Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-023-1629 (200-004)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight2.0000 lbs
Cube0.2220 cu ft
Verified Substitutes 12
6625-01-023-1629200-004 SUCCESSOR
Ammeter
L-3 Communications Microdyne
6730-00-180-4457 INTERCHANGEABLE
Mirror,photographic Projector
5962-00-348-2715 INTERCHANGEABLE
Microcircuit,digital
5330-00-399-4273200004 INTERCHANGEABLE
Gasket
The Oilgear Company Dba Jiffy Lube 213 Div Oilgear
2590-00-436-3178 INTERCHANGEABLE
Hose Receptacle
5331-00-608-6432MS28775-237 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5910-01-043-5771 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5998-01-131-2539 INTERCHANGEABLE
Circuit Card Assembly
4240-01-153-76155057-04-S INTERCHANGEABLE
Strap,wrist,static Control
Nrd Llc
4730-01-251-615020000-4 INTERCHANGEABLE
Elbow,pipe
Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
Cross-Reference Index
Part NumberManufacturer
20000-4 Megadata Corp (USA)
1975811-12 Northrop Grumman Systems Corporation (USA)
Related Parts
SUCCESSOR 6625-01-023-1629 Ammeter · 200-004
6730-00-180-4457INTERCHANGEABLE
MIRROR,PHOTOGRAPHIC PROJECTOR
5962-00-348-2715INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5330-00-399-4273INTERCHANGEABLE
GASKET
200004
2590-00-436-3178INTERCHANGEABLE
HOSE RECEPTACLE
5331-00-608-6432INTERCHANGEABLE
O-RING
MS28775-237
5910-01-043-5771INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5998-01-131-2539INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4240-01-153-7615INTERCHANGEABLE
STRAP,WRIST,STATIC CONTROL
5057-04-S
4730-01-251-6150INTERCHANGEABLE
ELBOW,PIPE
20000-4
6030-01-348-3852INTERCHANGEABLE
MODEM,FIBER OPTIC
4730-01-529-7207INTERCHANGEABLE
COUPLING,HOSE

Frequently Asked Questions

What is NSN 5998-01-302-5911?

NSN 5998-01-302-5911 is a Circuit Card Assembly, manufactured by Megadata Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-302-5911?

NSN 5998-01-302-5911 has 2 cross-referenced part numbers: 20000-4 (Megadata Corp), 1975811-12 (Northrop Grumman Systems Corporation).

What NSN replaces 5998-01-302-5911?

There are 12 known substitutes for 5998-01-302-5911: 6625-01-023-1629, 6730-00-180-4457, 5962-00-348-2715 and 9 more. Verify interchangeability with system specifications before substitution.

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