PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

402-261Circuit Card Assembly

L-3 Communications Microdyne · NSN 5998-01-045-8227 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-045-8227 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-045-8227. Primary manufacturer part number: 402-261.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: L-3 Communications Microdyne
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-045-8227, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L-3 Communications Microdyne. This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5998-01-045-8227
Primary Part Number402-261
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL-3 Communications Microdyne
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeXN
Verified Substitutes 5
5950-00-914-341315426 INTERCHANGEABLE
Transformer,audio Frequency
Torotel, Inc. Div Torotel Products, Inc.
5905-01-085-8532402261 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Telemechanics Inc
3120-01-547-917740226-1 INTERCHANGEABLE
Bushing,sleeve
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
5315-01-654-7596402261 INTERCHANGEABLE
Pin,straight,headed
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
5998-01-665-329840226-1 INTERCHANGEABLE
Circuit Card Assembly
United Technologies Corp Hamilton Sundstrand Corp
Cross-Reference Index
Part NumberManufacturer
402-261 PRIMARY L-3 Communications Microdyne (USA)
LM102-654 L-3 Communications Microdyne (USA)
Related Parts
5950-00-914-3413INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
15426
5905-01-085-8532INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
402261
3120-01-547-9177INTERCHANGEABLE
BUSHING,SLEEVE
40226-1
5315-01-654-7596INTERCHANGEABLE
PIN,STRAIGHT,HEADED
402261
5998-01-665-3298INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
40226-1

Frequently Asked Questions

What is NSN 5998-01-045-8227?

NSN 5998-01-045-8227 is a Circuit Card Assembly, manufactured by L-3 Communications Microdyne, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-045-8227?

NSN 5998-01-045-8227 has 2 cross-referenced part numbers: 402-261 (L-3 Communications Microdyne), LM102-654 (L-3 Communications Microdyne).

What NSN replaces 5998-01-045-8227?

There are 5 known substitutes for 5998-01-045-8227: 5950-00-914-3413, 5905-01-085-8532, 3120-01-547-9177 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 402-261?

Key specifications for 402-261: Overall Width: 3.562 INCHES NOMINAL IN; Overall Length: 15.062 INCHES NOMINAL IN; Special Features: PRINTED WIRING BOARD 1,CAPACITOR 8,INTERGRATED CIRCUIT 23,SOCKET 23; Overall Width: 3.562 INCHES NOMINAL IN. 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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