PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Q40975-7Circuit Card Assembly

Crown Audio, Inc. Dba Crown International · NSN 5998-01-072-6979 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-072-6979 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-072-6979. Primary manufacturer part number: Q40975-7.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Crown Audio, Inc. Dba Crown International
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-072-6979, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crown Audio, Inc. Dba Crown International. This item has 3 commercial cross-references 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
NSN5998-01-072-6979
Primary Part NumberQ40975-7
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerCrown Audio, Inc. Dba Crown International
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Weight0.2900 lbs
Cube0.1000 cu ft
Verified Substitutes 12
4320-00-122-9955 INTERCHANGEABLE
Impeller,pump,centrifugal
3040-00-269-7644 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5961-00-372-2908 INTERCHANGEABLE
Transistor
5960-00-835-33197587 INTERCHANGEABLE
Electron Tube
L3harris Interstate Electronics Corporation
5960-00-852-5545 INTERCHANGEABLE
Electron Tube
5960-00-892-0928 INTERCHANGEABLE
Electron Tube
5960-00-958-0080 INTERCHANGEABLE
Electron Tube
5961-01-049-4432 INTERCHANGEABLE
Semiconductor Device,photo
8305-01-125-6623 INTERCHANGEABLE
Cloth,mock Leno
4330-01-146-371440975 INTERCHANGEABLE
Filter Element,fluid
Wintec Llc
Cross-Reference Index
Part NumberManufacturer
7587 Crown Audio, Inc. Dba Crown International (USA)
40975 Crown Audio, Inc. Dba Crown International (USA)
Q40975-7 PRIMARY Crown Audio, Inc. Dba Crown International (USA)
Related Parts
4320-00-122-9955INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
3040-00-269-7644INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5961-00-372-2908INTERCHANGEABLE
TRANSISTOR
5960-00-835-3319INTERCHANGEABLE
ELECTRON TUBE
7587
5960-00-852-5545INTERCHANGEABLE
ELECTRON TUBE
5960-00-892-0928INTERCHANGEABLE
ELECTRON TUBE
5960-00-958-0080INTERCHANGEABLE
ELECTRON TUBE
5961-01-049-4432INTERCHANGEABLE
SEMICONDUCTOR DEVICE,PHOTO
8305-01-125-6623INTERCHANGEABLE
CLOTH,MOCK LENO
4330-01-146-3714INTERCHANGEABLE
FILTER ELEMENT,FLUID
40975
5360-01-408-5857INTERCHANGEABLE
SPRING,SPIRAL,TORSION
40975
5120-01-430-2921INTERCHANGEABLE
HANDLE,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5998-01-072-6979?

NSN 5998-01-072-6979 is a Circuit Card Assembly, manufactured by Crown Audio, Inc. Dba Crown International, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-072-6979?

NSN 5998-01-072-6979 has 3 cross-referenced part numbers: 7587 (Crown Audio, Inc. Dba Crown International), 40975 (Crown Audio, Inc. Dba Crown International), Q40975-7 (Crown Audio, Inc. Dba Crown International).

What NSN replaces 5998-01-072-6979?

There are 12 known substitutes for 5998-01-072-6979: 4320-00-122-9955, 3040-00-269-7644, 5961-00-372-2908 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of Q40975-7?

Key specifications for Q40975-7: Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: RECORDER,SOUND,TRANSPORT; Part Name Assigned by Controlling Agency: FSC APPLICATION DATA: RECORDER,SOUND,TRANSPORT. 2 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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