PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20049Printed Wiring Board

Unitron Inc · NSN 5998-01-035-8540 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-035-8540 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-035-8540. Primary manufacturer part number: 20049.
Features
  • Printed Wiring Board — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Unitron Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Printed Wiring Board, cataloged under National Stock Number 5998-01-035-8540, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Unitron Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-035-8540
Primary Part Number20049
Item NamePrinted Wiring Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerUnitron Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-00-059-7573 (200-49)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.2500 lbs
Cube0.0773 cu ft
Verified Substitutes 12
5999-00-059-7573200-49 SUCCESSOR
Delay Line
Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
5133-00-228-1336 INTERCHANGEABLE
Drill,twist
4140-00-417-73687B17026 INTERCHANGEABLE
Guard,fan Impeller
Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems
5910-00-469-28620160-2196 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Keysight Technologies Inc
6210-00-617-186220049 INTERCHANGEABLE
Light Assembly,indicator
Grimes Aerospace Company
2520-00-722-7074045-00046 INTERCHANGEABLE
Parts Kit,universal Joint
Kovatch Corp.
5985-00-782-8985200-49 INTERCHANGEABLE
Support,antenna
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
3040-01-096-113870400-02252-134 INTERCHANGEABLE
Connecting Link,rigid
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
4920-01-297-971120049 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
2590-01-309-4139020049 INTERCHANGEABLE
Filler Neck,vehicular Components
Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
Cross-Reference Index
Part NumberManufacturer
20049 Unitron Inc (USA)
Related Parts
SUCCESSOR 5999-00-059-7573 Delay Line · 200-49
5133-00-228-1336INTERCHANGEABLE
DRILL,TWIST
4140-00-417-7368INTERCHANGEABLE
GUARD,FAN IMPELLER
7B17026
5910-00-469-2862INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
0160-2196
6210-00-617-1862INTERCHANGEABLE
LIGHT ASSEMBLY,INDICATOR
20049
2520-00-722-7074INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
045-00046
5985-00-782-8985INTERCHANGEABLE
SUPPORT,ANTENNA
200-49
3040-01-096-1138INTERCHANGEABLE
CONNECTING LINK,RIGID
70400-02252-134
4920-01-297-9711INTERCHANGEABLE
TEST PROGRAM SET
20049
2590-01-309-4139INTERCHANGEABLE
FILLER NECK,VEHICULAR COMPONENTS
020049
3120-01-463-9134INTERCHANGEABLE
BEARING,SLEEVE
20049
5340-01-465-2488INTERCHANGEABLE
CASTER,SWIVEL

Frequently Asked Questions

What is NSN 5998-01-035-8540?

NSN 5998-01-035-8540 is a Printed Wiring Board, manufactured by Unitron Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-035-8540?

NSN 5998-01-035-8540 has 1 cross-referenced part number: 20049 (Unitron Inc).

What NSN replaces 5998-01-035-8540?

There are 12 known substitutes for 5998-01-035-8540: 5999-00-059-7573, 5133-00-228-1336, 4140-00-417-7368 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20049?

Key specifications for 20049: End Item Identification: CR-154 ACPS; Part Name Assigned by Controlling Agency: FREQUENCY CHANGER, UNITRON 18435; End Item Identification: CR-154 ACPS; Part Name Assigned by Controlling Agency: FREQUENCY CHANGER, UNITRON 18435. 4 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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