PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4509-2Circuit Card Assembly

General Microwave Corporation Div Kratos Microwave Electronics · NSN 5998-00-816-5539 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-816-5539 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-816-5539. Primary manufacturer part number: 4509-2.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: General Microwave Corporation Div Kratos Microwave Electronics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-816-5539, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is General Microwave Corporation Div Kratos Microwave Electronics. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-816-5539
Primary Part Number4509-2
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerGeneral Microwave Corporation Div Kratos Microwave Electronics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 8
5120-00-127-326811-7771-102 INTERCHANGEABLE
Contact Positioner,terminal Crim
Amphenol Corp Div Amphenol Aerospace Operations
3455-00-231-351617489 INTERCHANGEABLE
Cutter,milling,half Side
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5110-00-268-42245110-00-268-4224 INTERCHANGEABLE
Stripper,wire,hand
General Services Administration Federal Supply Service
6240-00-269-096048D1 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5905-00-496-685217-13658-1 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Textron Systems Corporation Dba Textron Systems Corp
4320-01-358-90311001AA-01-002 INTERCHANGEABLE
Crankshaft,pump
Cavalier Inc
5935-01-571-321045-092 INTERCHANGEABLE
Dummy Connector,plug
Hii Unmanned Systems, Inc
5110-01-661-675445-092 INTERCHANGEABLE
Stripper,wire,hand
Ideal Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
4509-2 PRIMARY General Microwave Corporation Div Kratos Microwave Electronics (USA)
Related Parts
5120-00-127-3268INTERCHANGEABLE
CONTACT POSITIONER,TERMINAL CRIM
11-7771-102
3455-00-231-3516INTERCHANGEABLE
CUTTER,MILLING,HALF SIDE
17489
5110-00-268-4224INTERCHANGEABLE
STRIPPER,WIRE,HAND
5110-00-268-4224
6240-00-269-0960INTERCHANGEABLE
LAMP,INCANDESCENT
48D1
5905-00-496-6852INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
17-13658-1
4320-01-358-9031INTERCHANGEABLE
CRANKSHAFT,PUMP
1001AA-01-002
5935-01-571-3210INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
45-092
5110-01-661-6754INTERCHANGEABLE
STRIPPER,WIRE,HAND
45-092

Frequently Asked Questions

What is NSN 5998-00-816-5539?

NSN 5998-00-816-5539 is a Circuit Card Assembly, manufactured by General Microwave Corporation Div Kratos Microwave Electronics, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-816-5539?

NSN 5998-00-816-5539 has 1 cross-referenced part number: 4509-2 (General Microwave Corporation Div Kratos Microwave Electronics).

What NSN replaces 5998-00-816-5539?

There are 8 known substitutes for 5998-00-816-5539: 5120-00-127-3268, 3455-00-231-3516, 5110-00-268-4224 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4509-2?

Key specifications for 4509-2: Overall Height: 0.656 INCHES NOMINAL IN; Special Features: OVERALL DIAMETER:3.500 INCHES; MAJOR COMPONENTS:RESISTOR 4; PRINTED WIRING BOARD 1; MOUNTING CONFIGURATION:PLUG-IN MTG IN; Overall Height: 0.656 INCHES NOMINAL IN; Special Features: OVERALL DIAMETER:3.500 INCHES; MAJOR COMPONENTS:RESISTOR 4; PRINTED WIRING BOARD 1; MOUNTING CONFIGURATION:PLUG-IN MTG IN. 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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