PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

186933-1Backplane Assembly

Ems Technologies Inc Div Defense & Space Systems · NSN 5998-01-429-7999 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-429-7999 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-429-7999. Primary manufacturer part number: 186933-1.
Features
  • Backplane Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Ems Technologies Inc Div Defense & Space Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Backplane Assembly, cataloged under National Stock Number 5998-01-429-7999, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ems Technologies Inc Div Defense & Space Systems. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameBackplane Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersEms Technologies Inc Div Defense & Space Systems (CAGE 31395)
Technical Specifications
ParameterValue
NSN5998-01-429-7999
Primary Part Number186933-1
Item NameBackplane Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerEms Technologies Inc Div Defense & Space Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeT
Unit of IssueEA
SMR CodeVT
Verified Substitutes 3
5306-00-018-0079 INTERCHANGEABLE
Bolt,machine
5840-01-368-2770186933-1 INTERCHANGEABLE
Collar,special
L3harris Technologies, Inc Div Space & Airborne Systems
5306-01-556-463812759-00480 INTERCHANGEABLE
Bolt,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
186933-1 PRIMARY Ems Technologies Inc Div Defense & Space Systems (USA)
180079-1 Ems Technologies Inc Div Defense & Space Systems (USA)
180079 Ems Technologies Inc Div Defense & Space Systems (USA)
Related Parts
5306-00-018-0079INTERCHANGEABLE
BOLT,MACHINE
5840-01-368-2770INTERCHANGEABLE
COLLAR,SPECIAL
186933-1
5306-01-556-4638INTERCHANGEABLE
BOLT,MACHINE
12759-00480

Frequently Asked Questions

What is NSN 5998-01-429-7999?

NSN 5998-01-429-7999 is a Backplane Assembly, manufactured by Ems Technologies Inc Div Defense & Space Systems, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-429-7999?

NSN 5998-01-429-7999 has 3 cross-referenced part numbers: 186933-1 (Ems Technologies Inc Div Defense & Space Systems), 180079-1 (Ems Technologies Inc Div Defense & Space Systems), 180079 (Ems Technologies Inc Div Defense & Space Systems).

What NSN replaces 5998-01-429-7999?

There are 3 known substitutes for 5998-01-429-7999: 5306-00-018-0079, 5840-01-368-2770, 5306-01-556-4638. Verify interchangeability with system specifications before substitution.

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