PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L507001891Switch,code Indicating Wheel

Lockheed Martin Librascope Corporation · NSN 5930-01-146-0395 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-146-0395 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-146-0395. Primary manufacturer part number: L507001891.
Features
  • Switch,code Indicating Wheel — FSC 5930
  • Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR
  • Terminal Type: PRINTED CIRCUIT
  • Mounting Method: BRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY
  • Contact Load Current Rating: 125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
  • Contact Load Current Rating: 125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,code Indicating Wheel, cataloged under National Stock Number 5930-01-146-0395, 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 Lockheed Martin Librascope Corporation. Government technical data includes 19 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: Active.

Technical Specifications
ParameterValue
NSN5930-01-146-0395
Primary Part NumberL507001891
Item NameSwitch,code Indicating Wheel
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerLockheed Martin Librascope Corporation
StatusACTIVE
Switch Actuator Indexing Position Quantity8 SINGLE ACTUATOR
Terminal TypePRINTED CIRCUIT
Mounting MethodBRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
Contact Load Current Rating125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Contact Load Current Rating125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Distance Between Mounting Facility Centers1.300 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
Readout Indicator Marking0,1,2,3,4,5,6,7 SINGLE SECTION
Actuator TypePUSH BUTTON SINGLE ACTUATOR
Style DesignatorRECTANGULAR INDICATING
Individual Section Quantity1
Contact Voltage Rating in Volts28.0 DC AT SEA LEVEL
Thread Class2B SINGLE MOUNTING FACILITY
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Contact Arrangement Truth TableBCD, 1 POLE - 8 POSITIONS SINGLE SECTION
Contact Voltage Rating in Volts115.0 AC AT SEA LEVEL
ColorSILVER SINGLE BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-032-9452 INTERCHANGEABLE
Expander
5999-00-035-9006 INTERCHANGEABLE
Contact,electrical
4920-00-067-81642948 INTERCHANGEABLE
Bar,pair,blade Posi
Marvel Manufacturing Co Div the Marvel Manufacturing Company
5331-00-069-5189B58108 INTERCHANGEABLE
O-Ring
Parco, Llc
5999-00-078-934712A43 INTERCHANGEABLE
Delay Line
Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
5980-00-148-8172MV5353 INTERCHANGEABLE
Light Emitting Diode
Quality Technologies Corp
5905-00-197-39472100-2867 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Keysight Technologies Inc
5945-00-231-1850SK5018 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
4730-00-241-831156-3-4SFT INTERCHANGEABLE
Coupling Half,quick Disconnect
Dixon Valve & Coupling Company, Llc
3120-00-343-237014U1479PCDD5353 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
L507001891 PRIMARY Lockheed Martin Librascope Corporation (USA)
53-S-0003 Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch (USA)
53-5-3 Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch (USA)
2948 Janco Corporation Dba Janco Corp Div Mason Controls (USA)
Related Parts
5120-00-032-9452INTERCHANGEABLE
EXPANDER
5999-00-035-9006INTERCHANGEABLE
CONTACT,ELECTRICAL
4920-00-067-8164INTERCHANGEABLE
BAR,PAIR,BLADE POSI
2948
5331-00-069-5189INTERCHANGEABLE
O-RING
B58108
5999-00-078-9347INTERCHANGEABLE
DELAY LINE
12A43
5980-00-148-8172INTERCHANGEABLE
LIGHT EMITTING DIODE
MV5353
5905-00-197-3947INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
2100-2867
5945-00-231-1850INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SK5018
4730-00-241-8311INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
56-3-4SFT
3120-00-343-2370INTERCHANGEABLE
BEARING,SLEEVE
14U1479PCDD5353
5360-00-526-9873INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2948
9340-00-530-4247INTERCHANGEABLE
WINDOW,OBSERVATION
5353

Frequently Asked Questions

What is NSN 5930-01-146-0395?

NSN 5930-01-146-0395 is a Switch,code Indicating Wheel, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-146-0395?

NSN 5930-01-146-0395 has 4 cross-referenced part numbers: L507001891 (Lockheed Martin Librascope Corporation), 53-S-0003 (Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch), 53-5-3 (Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch), 2948 (Janco Corporation Dba Janco Corp Div Mason Controls).

What NSN replaces 5930-01-146-0395?

There are 12 known substitutes for 5930-01-146-0395: 5120-00-032-9452, 5999-00-035-9006, 4920-00-067-8164 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L507001891?

Key specifications for L507001891: Switch Actuator Indexing Position Quantity: 8 SINGLE ACTUATOR; Terminal Type: PRINTED CIRCUIT; Mounting Method: BRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY; Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY. 23 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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