PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

110D121Circuit Card Assembly

Avionics Specialties, Inc. · NSN 5998-00-498-8123 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-498-8123 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-498-8123. Primary manufacturer part number: 110D121.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Avionics Specialties, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-498-8123, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Avionics Specialties, Inc.. This item has 3 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: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-498-8123
Primary Part Number110D121
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerAvionics Specialties, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeV
Weight0.7500 lbs
Cube0.0837 cu ft
Verified Substitutes 5
1680-00-054-362011012-1 INTERCHANGEABLE
Rubbing Strip,cable
Breeze-Eastern Llc
5330-00-916-2876 INTERCHANGEABLE
Rubber Strip
6665-01-157-711511-0121 INTERCHANGEABLE
Filtering Material
Bacharach, Inc.
5965-01-395-0051 INTERCHANGEABLE
Headset-Microphone
1005-01-591-2160110121 INTERCHANGEABLE
Sight Unit,mechanical
Leupold & Stevens Inc
Cross-Reference Index
Part NumberManufacturer
110D121 PRIMARY Avionics Specialties, Inc. (USA)
PRD7889 Peraton Inc (USA)
110-121 Avionics Specialties, Inc. (USA)
Related Parts
1680-00-054-3620INTERCHANGEABLE
RUBBING STRIP,CABLE
11012-1
5330-00-916-2876INTERCHANGEABLE
RUBBER STRIP
6665-01-157-7115INTERCHANGEABLE
FILTERING MATERIAL
11-0121
5965-01-395-0051INTERCHANGEABLE
HEADSET-MICROPHONE
1005-01-591-2160INTERCHANGEABLE
SIGHT UNIT,MECHANICAL
110121

Frequently Asked Questions

What is NSN 5998-00-498-8123?

NSN 5998-00-498-8123 is a Circuit Card Assembly, manufactured by Avionics Specialties, Inc., classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-498-8123?

NSN 5998-00-498-8123 has 3 cross-referenced part numbers: 110D121 (Avionics Specialties, Inc.), PRD7889 (Peraton Inc), 110-121 (Avionics Specialties, Inc.).

What NSN replaces 5998-00-498-8123?

There are 5 known substitutes for 5998-00-498-8123: 1680-00-054-3620, 5330-00-916-2876, 6665-01-157-7115 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 110D121?

Key specifications for 110D121: Special Features: CAPACITORS 6; CONNECTOR 1; DIODES 25; INTEGRATED CIRCUITS 7; PRINTED WIRING BOARD 1; RESISTORS 39; TRANSISTORS 6; Overall Height: 0.687 INCHES NOMINAL IN; Overall Length: 6.375 INCHES NOMINAL IN; Overall Width: 2.781 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com