PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30556Switch,liquid Level

Setra Systems, Inc. Dba Gems Sensors · NSN 5930-00-008-0547 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-008-0547 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-008-0547. Primary manufacturer part number: 30556.
Features
  • Switch,liquid Level — FSC 5930
  • Current Rating at Maximum Rated Voltage: 10.0 AMPERES NOMINAL LOAD
  • Mounting Position: VERTICAL
  • Float Quantity: 1
  • Mounting Dimensions: MTD BY TWO 0.281 IN. DIA BOLT HOLES SPACED 1.750 IN. C TO C,0.625 IN. FROM TOP EDGE OF BRACKET IN
  • Mounting Method: BRACKET(S)
  • Maximum Current Rating: 0.25 AMPERES RESISTIVE LOAD
  • Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,liquid Level, cataloged under National Stock Number 5930-00-008-0547, 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 Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-008-0547
Primary Part Number30556
Item NameSwitch,liquid Level
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerSetra Systems, Inc. Dba Gems Sensors
StatusACTIVE
Current Rating at Maximum Rated Voltage10.0 AMPERES NOMINAL LOAD
Mounting PositionVERTICAL
Float Quantity1
Mounting DimensionsMTD BY TWO 0.281 IN. DIA BOLT HOLES SPACED 1.750 IN. C TO C,0.625 IN. FROM TOP EDGE OF BRACKET IN
Mounting MethodBRACKET(S)
Maximum Current Rating0.25 AMPERES RESISTIVE LOAD
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Voltage Rating at Maximum Rated Current40.0 VOLTS
Contact ArrangementSINGLE THROW,DOUBLE BREAK,NORMALLY OPEN
Connector Manufacturer Code00534
Connector IdentificationXSG 4 BCL-P
Overall Diameter2.625 INCHES NOMINAL IN
Power Cable Length600.000 INCHES NOMINAL IN
DC Voltage Rating75.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Actuation MethodBUOYANCY
Frequency Rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Electrical Connection TypeCONNECTOR PLUG
AC Voltage Rating40.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
RelayNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5340-00-276-5849117921 INTERCHANGEABLE
Plug,expansion
General Motors Llc Dba General Motors Llc
2940-00-424-400430556 INTERCHANGEABLE
Filter Element,fluid
Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in
5340-00-625-820930556A INTERCHANGEABLE
Seat,helical Compression Spring
Brinkley Technology Group Llc Dba Hercules Manufacturing
5330-01-251-1609 INTERCHANGEABLE
Gasket
3010-01-364-76063055-6 INTERCHANGEABLE
Carrier,gear Assembly
Eaton Aerospace Llc Sterer Engineering Morgan Actuators
1680-01-501-47652210558-1 INTERCHANGEABLE
Air Filter,aircraft
Honeywell International Inc. Div Aerospace - Torrance
5315-01-502-768730-556 INTERCHANGEABLE
Pin,straight,headless
Konrad Marine Inc Div Konrad Marine
5330-01-540-373764-10362 INTERCHANGEABLE
Gasket
Separ of the Americas, Llc Dba Separ, Losing Filtertek Div Separ Filter
Cross-Reference Index
Part NumberManufacturer
LS-30556 Setra Systems, Inc. Dba Gems Sensors (USA)
30556 PRIMARY Setra Systems, Inc. Dba Gems Sensors (USA)
Related Parts
5340-00-276-5849INTERCHANGEABLE
PLUG,EXPANSION
117921
2940-00-424-4004INTERCHANGEABLE
FILTER ELEMENT,FLUID
30556
5340-00-625-8209INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
30556A
5330-01-251-1609INTERCHANGEABLE
GASKET
3010-01-364-7606INTERCHANGEABLE
CARRIER,GEAR ASSEMBLY
3055-6
1680-01-501-4765INTERCHANGEABLE
AIR FILTER,AIRCRAFT
2210558-1
5315-01-502-7687INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
30-556
5330-01-540-3737INTERCHANGEABLE
GASKET
64-10362

Frequently Asked Questions

What is NSN 5930-00-008-0547?

NSN 5930-00-008-0547 is a Switch,liquid Level, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-008-0547?

NSN 5930-00-008-0547 has 2 cross-referenced part numbers: LS-30556 (Setra Systems, Inc. Dba Gems Sensors), 30556 (Setra Systems, Inc. Dba Gems Sensors).

What NSN replaces 5930-00-008-0547?

There are 8 known substitutes for 5930-00-008-0547: 5340-00-276-5849, 2940-00-424-4004, 5340-00-625-8209 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30556?

Key specifications for 30556: Current Rating at Maximum Rated Voltage: 10.0 AMPERES NOMINAL LOAD; Mounting Position: VERTICAL; Float Quantity: 1; Mounting Dimensions: MTD BY TWO 0.281 IN. DIA BOLT HOLES SPACED 1.750 IN. C TO C,0.625 IN. FROM TOP EDGE OF BRACKET IN. 20 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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