PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2668Circuit Card Assembly

Mission Systems Davenport Inc. · NSN 5998-00-276-0603 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-276-0603 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-276-0603. Primary manufacturer part number: 2668.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Mission Systems Davenport 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 5998-00-276-0603, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Mission Systems Davenport Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-00-276-0603
Primary Part Number2668
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Verified Substitutes 9
5950-00-064-83162668 INTERCHANGEABLE
Transformer,audio Frequency
Entron Industries Limited Partnership Dba Entron Industries Property Div
3110-00-159-945907196 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
4820-00-319-111511-314-135 INTERCHANGEABLE
Valve,relief,pressure and Temper
Fairbanks Morse, Llc
2940-00-362-12591089422 INTERCHANGEABLE
Cover Oil Filter As
Chrysler Realty Company Llc Dba Daimler Chrysler
5950-00-683-31792668 INTERCHANGEABLE
Reactor
Precision Electronics, Inc
5310-00-883-94552668 INTERCHANGEABLE
Washer,shouldered
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3120-01-239-54152668 INTERCHANGEABLE
Roller,linear-Rotary Motion
Lebus International, Inc.
2540-01-245-39142668 INTERCHANGEABLE
Pump,window Washer
Moog Automotive Inc
4720-01-614-6001266-8 INTERCHANGEABLE
Hose Assembly,nonmetallic
Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division
Cross-Reference Index
Part NumberManufacturer
2668 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
5950-00-064-8316INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2668
3110-00-159-9459INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
07196
4820-00-319-1115INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
11-314-135
2940-00-362-1259INTERCHANGEABLE
COVER OIL FILTER AS
1089422
5950-00-683-3179INTERCHANGEABLE
REACTOR
2668
5310-00-883-9455INTERCHANGEABLE
WASHER,SHOULDERED
2668
3120-01-239-5415INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
2668
2540-01-245-3914INTERCHANGEABLE
PUMP,WINDOW WASHER
2668
4720-01-614-6001INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
266-8

Frequently Asked Questions

What is NSN 5998-00-276-0603?

NSN 5998-00-276-0603 is a Circuit Card Assembly, manufactured by Mission Systems Davenport Inc., classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-276-0603?

NSN 5998-00-276-0603 has 1 cross-referenced part number: 2668 (Mission Systems Davenport Inc.).

What NSN replaces 5998-00-276-0603?

There are 9 known substitutes for 5998-00-276-0603: 5950-00-064-8316, 3110-00-159-9459, 4820-00-319-1115 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2668?

Key specifications for 2668: Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: INDICATOR,ATTITUDE; Special Features: DIODES 6,FUSE 4,RESISTORS 19,TRANSISTORS 8,CAPACITORS 12,PRINTED WIRING BOARD 1; Overall Length: 4.958 INCHES MINIMUM AND 4.968 INCHES MAXIMUM IN; Overall Width: 4.708 INCHES MINIMUM AND 4.718 INCHES MAXIMUM IN. 8 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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