PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4376Switch Box

Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems · NSN 5930-01-618-9862 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-618-9862 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-618-9862. Primary manufacturer part number: 4376.
Features
  • Switch Box — FSC 5930
  • Mounting Method: SNAP SLIDE FASTENER
  • Style Designator: RECTANGULAR, FLUSH MOUNTING
  • Switch Type and Quantity: 6 INTERLOCK
  • Material: PLASTIC
  • 2 verified cross-references
  • Primary manufacturer: Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Plastic construction
General Description

The Switch Box, cataloged under National Stock Number 5930-01-618-9862, 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 Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-618-9862
Primary Part Number4376
Item NameSwitch Box
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerBlue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems
StatusACTIVE
Mounting MethodSNAP SLIDE FASTENER
Style DesignatorRECTANGULAR, FLUSH MOUNTING
Switch Type and Quantity6 INTERLOCK
MaterialPLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4820-00-036-1467 INTERCHANGEABLE
Parts Kit,diaphragm Replacement
6250-00-048-6374502X63 INTERCHANGEABLE
Lampholder
General Electric Company
5905-00-079-4046 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
3110-00-542-0021 INTERCHANGEABLE
Bearing,ball,annular
4730-00-647-3207 INTERCHANGEABLE
Elbow,pipe to Tube
1005-00-830-2529036050000 INTERCHANGEABLE
Hammer,firing,small Arms
Smith & Wesson Sales Company
6685-00-856-14851328 INTERCHANGEABLE
Psychrometer
Sybron-Taylor Instrument Co
5935-01-209-6375 INTERCHANGEABLE
Adapter
5315-01-318-6737437600 INTERCHANGEABLE
Pin,straight,headless
Alfa Laval Inc
2930-01-680-36484376 INTERCHANGEABLE
Core,radiator
Buffalo Turbine Defense Llc
Cross-Reference Index
Part NumberManufacturer
4376 Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems (USA)
US-101546 Uni-Safe Rettungsgerate Gmbh (DEU)
Related Parts
4820-00-036-1467INTERCHANGEABLE
PARTS KIT,DIAPHRAGM REPLACEMENT
6250-00-048-6374INTERCHANGEABLE
LAMPHOLDER
502X63
5905-00-079-4046INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
3110-00-542-0021INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-00-647-3207INTERCHANGEABLE
ELBOW,PIPE TO TUBE
1005-00-830-2529INTERCHANGEABLE
HAMMER,FIRING,SMALL ARMS
036050000
6685-00-856-1485INTERCHANGEABLE
PSYCHROMETER
1328
5935-01-209-6375INTERCHANGEABLE
ADAPTER
5315-01-318-6737INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
437600
2930-01-680-3648INTERCHANGEABLE
CORE,RADIATOR
4376
5999-01-718-9470INTERCHANGEABLE
THUMB SCREW,KNURLED
4376

Frequently Asked Questions

What is NSN 5930-01-618-9862?

NSN 5930-01-618-9862 is a Switch Box, manufactured by Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-618-9862?

NSN 5930-01-618-9862 has 2 cross-referenced part numbers: 4376 (Blue Sea Systems, Inc. Dba Blue Sea Systems Div Blue Sea Systems), US-101546 (Uni-Safe Rettungsgerate Gmbh).

What NSN replaces 5930-01-618-9862?

There are 11 known substitutes for 5930-01-618-9862: 4820-00-036-1467, 6250-00-048-6374, 5905-00-079-4046 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4376?

Key specifications for 4376: Mounting Method: SNAP SLIDE FASTENER; Part Name Assigned by Controlling Agency: WEATHERDECK 12V DC WATERPROOF CIRCUIT BREAKER PANEL - GRAY 6 POSIONS V; Overall Width: 4.250 INCHES NOMINAL IN; Special Features: WEATHPROOF,6 POSITION,24V DC NOM VOLTAGE,MAX AMPERAGE IS 15A @ 12V DC OR 9A @ 24V DC V. 9 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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