PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2691Circuit Card Assembly

Imlac Corp · NSN 5998-01-023-7550 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-023-7550 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-023-7550. Primary manufacturer part number: 2691.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Imlac Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-023-7550, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Imlac Corp. 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.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersImlac Corp (CAGE 54388)
Successor NSN5998-00-929-6091 — Circuit Card Assembly
Technical Specifications
ParameterValue
NSN5998-01-023-7550
Primary Part Number2691
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerImlac Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5998-00-929-6091 (BH2691)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 12
5998-00-929-6091BH2691 SUCCESSOR
Circuit Card Assembly
Howell Instruments, Inc. Dba Howell Instruments Inc
7050-01-544-54132691 SUCCESSOR
Computer Subassembly
Cisco Systems Inc
5330-00-084-75662M1450 INTERCHANGEABLE
Disk Solid Plain
Caterpillar Inc Div Caterpillar Defense
3110-00-100-07371193749 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Chrysler Realty Company Llc Dba Daimler Chrysler
3110-00-144-8501 INTERCHANGEABLE
Bearing,ball,annular
2530-00-421-3845F59170 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
1650-00-513-48682691 INTERCHANGEABLE
Cap,linear Actuating Cylinder
Goodrich Corporation
5915-00-679-9363543-1781-003 INTERCHANGEABLE
Filter,band Pass
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5905-00-805-8507 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5985-00-975-6291134204-0005 INTERCHANGEABLE
Attenuator,variable
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
2691 Imlac Corp (USA)
Related Parts
SUCCESSOR 5998-00-929-6091 Circuit Card Assembly · BH2691
7050-01-544-5413SUCCESSOR
COMPUTER SUBASSEMBLY
2691
5330-00-084-7566INTERCHANGEABLE
DISK SOLID PLAIN
2M1450
3110-00-100-0737INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
1193749
3110-00-144-8501INTERCHANGEABLE
BEARING,BALL,ANNULAR
2530-00-421-3845INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
F59170
1650-00-513-4868INTERCHANGEABLE
CAP,LINEAR ACTUATING CYLINDER
2691
5915-00-679-9363INTERCHANGEABLE
FILTER,BAND PASS
543-1781-003
5905-00-805-8507INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5985-00-975-6291INTERCHANGEABLE
ATTENUATOR,VARIABLE
134204-0005
1660-01-121-6043INTERCHANGEABLE
ADAPTER,ANGLE
2691
6540-01-145-8139INTERCHANGEABLE
TEMPLE,SPECTACLE
2-691

Frequently Asked Questions

What is NSN 5998-01-023-7550?

NSN 5998-01-023-7550 is a Circuit Card Assembly, manufactured by Imlac Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-023-7550?

NSN 5998-01-023-7550 has 1 cross-referenced part number: 2691 (Imlac Corp).

What NSN replaces 5998-01-023-7550?

There are 12 known substitutes for 5998-01-023-7550: 5998-00-929-6091, 7050-01-544-5413, 5330-00-084-7566 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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