PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

JC 2542Switch,rotary

Crl Components Inc · NSN 5930-00-041-2518 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-041-2518 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-041-2518. Primary manufacturer part number: JC 2542.
Features
  • Switch,rotary — FSC 5930
  • Individual Section Quantity: 1
  • Switch Actuator Positioning Increment: 90.0 DEGREES SINGLE ACTUATOR
  • Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN
  • Terminal Type: TAB, SOLDER LUG
  • Nominal Thread Size: 0.375 INCHES SINGLE MOUNTING FACILITY IN
  • Switch Contact Basic Design: NONPILE-UP SYMMETRICAL
  • Throw Quantity: 4 SINGLE SECTION REAR
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,rotary, cataloged under National Stock Number 5930-00-041-2518, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crl Components Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-041-2518
Primary Part NumberJC 2542
Item NameSwitch,rotary
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerCrl Components Inc
StatusCANCELLED
Individual Section Quantity1
Switch Actuator Positioning Increment90.0 DEGREES SINGLE ACTUATOR
Shaft Diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
Terminal TypeTAB, SOLDER LUG
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY IN
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Throw Quantity4 SINGLE SECTION REAR
Thread Length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Shaft Length2.250 INCHES NOMINAL SINGLE ACTUATOR IN
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Pole Quantity1 SINGLE SECTION FRONT
Contact Switching ActionMAKES BEFORE BREAKS SINGLE SECTION REAR
Switch Actuator Stop Device TypeADJUSTABLE STOP SINGLE ACTUATOR
Switch Actuator Indexing Position Quantity4 SINGLE ACTUATOR
Rotor Through Connection Quantity1 SINGLE SECTION
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5120-00-177-9355T101500 INTERCHANGEABLE
Wrench,spanner
Bell Textron Inc
5865-00-204-4280 INTERCHANGEABLE
Notch Filter Driver
6625-00-214-40141300102-2 INTERCHANGEABLE
Ammeter
Northrop Grumman Systems Corporation
4730-00-223-64103B8487 INTERCHANGEABLE
Fitting,lubrication
Caterpillar Inc Div Caterpillar Defense
5950-00-240-28322542 INTERCHANGEABLE
Transformer,power
Inrcore, Llc Div Inrcore
5360-00-316-3478102-54-2 INTERCHANGEABLE
Spring,helical,extension
Ward Leonard Ct Llc
5815-00-603-67872542 INTERCHANGEABLE
Cam Follower
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
2910-00-737-69207376920 INTERCHANGEABLE
Valve by Pass
U S Army Tank Automotive Command Amsta-Im-Mm
5975-00-844-7083 INTERCHANGEABLE
Box Connector,electrical
5340-00-961-73042542 INTERCHANGEABLE
Shield,expansion
Powers Fasteners, Inc.
Cross-Reference Index
Part NumberManufacturer
JC 2542 Crl Components Inc (USA)
2542 Chapman Chemical Co (USA)
JH31-18 Hollingsworth John R Co (USA)
2542 Crl Components Inc (USA)
Related Parts
5120-00-177-9355INTERCHANGEABLE
WRENCH,SPANNER
T101500
5865-00-204-4280INTERCHANGEABLE
NOTCH FILTER DRIVER
6625-00-214-4014INTERCHANGEABLE
AMMETER
1300102-2
4730-00-223-6410INTERCHANGEABLE
FITTING,LUBRICATION
3B8487
5950-00-240-2832INTERCHANGEABLE
TRANSFORMER,POWER
2542
5360-00-316-3478INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
102-54-2
5815-00-603-6787INTERCHANGEABLE
CAM FOLLOWER
2542
2910-00-737-6920INTERCHANGEABLE
VALVE BY PASS
7376920
5975-00-844-7083INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5340-00-961-7304INTERCHANGEABLE
SHIELD,EXPANSION
2542
3220-01-176-6837INTERCHANGEABLE
FLINGER
6210-01-293-7346INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 5930-00-041-2518?

NSN 5930-00-041-2518 is a Switch,rotary, manufactured by Crl Components Inc, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-041-2518?

NSN 5930-00-041-2518 has 4 cross-referenced part numbers: JC 2542 (Crl Components Inc), 2542 (Chapman Chemical Co), JH31-18 (Hollingsworth John R Co), 2542 (Crl Components Inc).

What NSN replaces 5930-00-041-2518?

There are 12 known substitutes for 5930-00-041-2518: 5120-00-177-9355, 5865-00-204-4280, 6625-00-214-4014 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of JC 2542?

Key specifications for JC 2542: Individual Section Quantity: 1; Switch Actuator Positioning Increment: 90.0 DEGREES SINGLE ACTUATOR; Shaft Diameter: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN; Terminal Type: TAB, SOLDER LUG. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-041-2518 still in active supply?

NSN 5930-00-041-2518 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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