PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30027Printed Circuit Board

Stereo Optical Company, Inc · NSN 5998-01-390-4677 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-390-4677 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-390-4677. Primary manufacturer part number: 30027.
Features
  • Printed Circuit Board — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Stereo Optical Company, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Printed Circuit Board, cataloged under National Stock Number 5998-01-390-4677, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Stereo Optical Company, Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-390-4677
Primary Part Number30027
Item NamePrinted Circuit Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerStereo Optical Company, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeC
Unit of IssueEA
SMR CodeLF
Verified Substitutes 10
4620-00-064-444130027 INTERCHANGEABLE
Glass,cage
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
5940-00-283-3940300-27 INTERCHANGEABLE
Terminal,lug
James Ippolito & Co. of Connecticut, Inc. Dba Ippolito James & Co of Ct Inc
5330-00-358-8991255AN1 INTERCHANGEABLE
Seal,plain Encased
Cross Mfg Co Inc
6910-00-416-531430027 INTERCHANGEABLE
Training Aid,rotary Pursuit Acce
Lafayette Instrument Company, Llc
5970-00-892-0987 INTERCHANGEABLE
Insulation Sleeving,electrical
5306-01-124-768730027 INTERCHANGEABLE
Bolt,machine
Barnes Group Inc. Dba Barnes Distribution
3020-01-181-201930027-1416 INTERCHANGEABLE
Gear,helical
Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
4330-01-286-419030027 INTERCHANGEABLE
Filter Element,fluid
Hanson Machine
5945-01-388-565410002 INTERCHANGEABLE
Relay,electromagnetic
Stereo Optical Company, Inc
4730-01-633-627830027 INTERCHANGEABLE
Tee,pipe
United States Plastic Corp
Cross-Reference Index
Part NumberManufacturer
LL-H36-9490 Naval Medical Material Support Command Detachment (USA)
30027 PRIMARY Stereo Optical Company, Inc (USA)
Related Parts
4620-00-064-4441INTERCHANGEABLE
GLASS,CAGE
30027
5940-00-283-3940INTERCHANGEABLE
TERMINAL,LUG
300-27
5330-00-358-8991INTERCHANGEABLE
SEAL,PLAIN ENCASED
255AN1
6910-00-416-5314INTERCHANGEABLE
TRAINING AID,ROTARY PURSUIT ACCE
30027
5970-00-892-0987INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5306-01-124-7687INTERCHANGEABLE
BOLT,MACHINE
30027
3020-01-181-2019INTERCHANGEABLE
GEAR,HELICAL
30027-1416
4330-01-286-4190INTERCHANGEABLE
FILTER ELEMENT,FLUID
30027
5945-01-388-5654INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
10002
4730-01-633-6278INTERCHANGEABLE
TEE,PIPE
30027

Frequently Asked Questions

What is NSN 5998-01-390-4677?

NSN 5998-01-390-4677 is a Printed Circuit Board, manufactured by Stereo Optical Company, Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-390-4677?

NSN 5998-01-390-4677 has 2 cross-referenced part numbers: LL-H36-9490 (Naval Medical Material Support Command Detachment), 30027 (Stereo Optical Company, Inc).

What NSN replaces 5998-01-390-4677?

There are 10 known substitutes for 5998-01-390-4677: 4620-00-064-4441, 5940-00-283-3940, 5330-00-358-8991 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30027?

Key specifications for 30027: Special Features: PART NO. 30027; FOR USE ON STEROSCOPE,VISUAL TESTING MDL AFTV 2300;; Part Name Assigned by Controlling Agency: SWITCH ASSEMBLY; End Item Identification: 6540-01-375-9031; Special Features: PART NO. 30027; FOR USE ON STEROSCOPE,VISUAL TESTING MDL AFTV 2300;. 6 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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