PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121635Electronic Components Assembly

Bei Sensors & Systems Company, Inc. Dba Bei Duncan · NSN 5998-00-019-9007 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-019-9007 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-019-9007. Primary manufacturer part number: 121635.
Features
  • Electronic Components Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Bei Sensors & Systems Company, Inc. Dba Bei Duncan
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Electronic Components Assembly, cataloged under National Stock Number 5998-00-019-9007, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bei Sensors & Systems Company, Inc. Dba Bei Duncan. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-019-9007
Primary Part Number121635
Item NameElectronic Components Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerBei Sensors & Systems Company, Inc. Dba Bei Duncan
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5998-01-423-9787 (121635)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.7305 lbs
Cube0.1159 cu ft
Verified Substitutes 5
5998-01-423-9787121635 SUCCESSOR
Electronic Components Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
3110-00-156-84250R208 INTERCHANGEABLE
Ring,bearing,outer
Rbc Bearings Incorporated Div West Trenton Division
3040-00-392-1864121635 INTERCHANGEABLE
Pawl,blocking
Lucent Technologies Inc Corporate Headquarters
6740-01-332-3919121-635 INTERCHANGEABLE
Printer,projection,photographic
Tricor Systems Inc
5305-01-566-0060121635-1 INTERCHANGEABLE
Screw,machine
L3 Technologies, Inc. Div Communication Systems-West
Cross-Reference Index
Part NumberManufacturer
121635 PRIMARY Bei Sensors & Systems Company, Inc. Dba Bei Duncan (USA)
121635 Bei Sensors & Systems Co. Inc Dba Edcliff Instruments Division (USA)
Related Parts
SUCCESSOR 5998-01-423-9787 Electronic Components Assembly · 121635
3110-00-156-8425INTERCHANGEABLE
RING,BEARING,OUTER
0R208
3040-00-392-1864INTERCHANGEABLE
PAWL,BLOCKING
121635
6740-01-332-3919INTERCHANGEABLE
PRINTER,PROJECTION,PHOTOGRAPHIC
121-635
5305-01-566-0060INTERCHANGEABLE
SCREW,MACHINE
121635-1

Frequently Asked Questions

What is NSN 5998-00-019-9007?

NSN 5998-00-019-9007 is a Electronic Components Assembly, manufactured by Bei Sensors & Systems Company, Inc. Dba Bei Duncan, classified under FSC 5998 (Circuit Card Assembly). Status: cancelled.

What are the part numbers for NSN 5998-00-019-9007?

NSN 5998-00-019-9007 has 2 cross-referenced part numbers: 121635 (Bei Sensors & Systems Company, Inc. Dba Bei Duncan), 121635 (Bei Sensors & Systems Co. Inc Dba Edcliff Instruments Division).

What NSN replaces 5998-00-019-9007?

There are 5 known substitutes for 5998-00-019-9007: 5998-01-423-9787, 3110-00-156-8425, 3040-00-392-1864 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121635?

Key specifications for 121635: Special Features: CASE 1,COMPONENT BOARD ASSEMBLY 1,INSULATOR 1; Special Features: CASE 1,COMPONENT BOARD ASSEMBLY 1,INSULATOR 1. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5998-00-019-9007 still in active supply?

NSN 5998-00-019-9007 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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