PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4001-01Circuit Card Assembly

Imlac Corp · NSN 5998-01-056-2780 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-056-2780 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-056-2780. Primary manufacturer part number: 4001-01.
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 5998-01-056-2780, 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.

Technical Specifications
ParameterValue
NSN5998-01-056-2780
Primary Part Number4001-01
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerImlac Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5895-01-016-3889 (400101)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 12
5895-01-016-3889400101 SUCCESSOR
Modification Kit,communication,e
Lucent Technologies Inc Corporate Headquarters
3010-00-005-5663 INTERCHANGEABLE
Gearcase-Motor
5305-00-068-0502128720 INTERCHANGEABLE
Screw,cap,hexagon Head
Hyster-Yale Group, Inc.
3110-00-158-8136 INTERCHANGEABLE
Bearing,ball,annular
5977-00-437-7920 INTERCHANGEABLE
Brush,electrical Contact
5340-01-157-6788 INTERCHANGEABLE
Retainer,helical Compression Spr
4820-01-210-5928400101 INTERCHANGEABLE
Diaphragm,valve,flat
Cmb Industries Febco Div
6515-01-216-3365400101 INTERCHANGEABLE
Sphere,eye,surgical
Americal Corp Sponge Div
4820-01-339-975040010-101 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5998-01-445-327040010-2 INTERCHANGEABLE
Circuit Card Assembly
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
4001-01 Imlac Corp (USA)
Related Parts
SUCCESSOR 5895-01-016-3889 Modification Kit,communication,e · 400101
3010-00-005-5663INTERCHANGEABLE
GEARCASE-MOTOR
5305-00-068-0502INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
128720
3110-00-158-8136INTERCHANGEABLE
BEARING,BALL,ANNULAR
5977-00-437-7920INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5340-01-157-6788INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
4820-01-210-5928INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
400101
6515-01-216-3365INTERCHANGEABLE
SPHERE,EYE,SURGICAL
400101
4820-01-339-9750INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40010-101
5998-01-445-3270INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
40010-2
4810-01-475-2138INTERCHANGEABLE
OVERRIDE ASSEMBLY
20003 ITEM NO. 9
5935-01-608-8989INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
400101

Frequently Asked Questions

What is NSN 5998-01-056-2780?

NSN 5998-01-056-2780 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 5998-01-056-2780?

NSN 5998-01-056-2780 has 1 cross-referenced part number: 4001-01 (Imlac Corp).

What NSN replaces 5998-01-056-2780?

There are 12 known substitutes for 5998-01-056-2780: 5895-01-016-3889, 3010-00-005-5663, 5305-00-068-0502 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4001-01?

Key specifications for 4001-01: Part Name Assigned by Controlling Agency: USAGE DESIGN: CYCLE AND INTERRUPT CONTROL; End Item Identification: 6930004608932 A/F37A-T33 A7D MISSION SIMULATOR TRAINER AND 6930009977438 A/F37U-T9 F4E WEAPONS SYSTEM TRAINER SET A; Special Features: PRINTED WIRING BOARD 1,RESISTOR 7,MICROCIRCUITS 24,CAPACITORS 6; Part Name Assigned by Controlling Agency: USAGE DESIGN: CYCLE AND INTERRUPT CONTROL. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com