PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21545Printed Wiring Board

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 5998-01-095-8126 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-095-8126 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-095-8126. Primary manufacturer part number: 21545.
Features
  • Printed Wiring Board — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Printed Wiring Board, cataloged under National Stock Number 5998-01-095-8126, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5998-01-095-8126
Primary Part Number21545
Item NamePrinted Wiring Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
Circuit Card Assembly
5330-00-290-517421545 INTERCHANGEABLE
Packing,preformed
Eaton Aerospace, Llc Dba Jackson South
5945-00-628-64848151703-0002 INTERCHANGEABLE
Relay,hybrid
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5340-00-964-255621545 INTERCHANGEABLE
Standoff,threaded,spacing
Aerosonic Llc
5331-01-140-7194 INTERCHANGEABLE
O-Ring
5330-01-246-254621545 INTERCHANGEABLE
Gasket
Industrial Technologies and Services Llc
5935-01-607-843521545 INTERCHANGEABLE
Socket Assembly,plug-in Electron
Vicor Corp Dba Vicorpowercom
Cross-Reference Index
Part NumberManufacturer
21545A Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
21545 PRIMARY Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
5998-01-074-2510SUCCESSOR
CIRCUIT CARD ASSEMBLY
5330-00-290-5174INTERCHANGEABLE
PACKING,PREFORMED
21545
5945-00-628-6484INTERCHANGEABLE
RELAY,HYBRID
8151703-0002
5340-00-964-2556INTERCHANGEABLE
STANDOFF,THREADED,SPACING
21545
5331-01-140-7194INTERCHANGEABLE
O-RING
5330-01-246-2546INTERCHANGEABLE
GASKET
21545
5935-01-607-8435INTERCHANGEABLE
SOCKET ASSEMBLY,PLUG-IN ELECTRON
21545

Frequently Asked Questions

What is NSN 5998-01-095-8126?

NSN 5998-01-095-8126 is a Printed Wiring Board, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-095-8126?

NSN 5998-01-095-8126 has 2 cross-referenced part numbers: 21545A (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 21545 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 5998-01-095-8126?

There are 7 known substitutes for 5998-01-095-8126: 5998-01-074-2510, 5330-00-290-5174, 5945-00-628-6484 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21545?

Key specifications for 21545: Overall Width: 1.960 INCHES NOMINAL IN; Overall Length: 4.390 INCHES NOMINAL IN; Special Features: PLASTIC SHEET LAMINATED, COPPER CLAD PER MIL-P-13949 TYPE FLGFN062C1-1A1A; Overall Width: 1.960 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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