PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S003-A112Switch,radio Frequency Transmiss

Dow-Key Microwave Llc · NSN 5985-01-183-6174 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-183-6174 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-183-6174. Primary manufacturer part number: S003-A112.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Pole Quantity: 1
  • Coupling Position Quantity: 3
  • Specification/standard Data: 49671-8562138 MANUFACTURERS SPECIFICATION CONTROL
  • Actuator Current Type and Rating in Amps: 0.2 DC NOMINAL
  • Switch Operation Sequence: BREAKS BEFORE MAKES
  • Switching Time: 20.0 MILLISECONDS MS
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-183-6174, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Dow-Key Microwave Llc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-01-183-6174
Primary Part NumberS003-A112
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerDow-Key Microwave Llc
StatusCANCELLED
Pole Quantity1
Coupling Position Quantity3
Specification/standard Data49671-8562138 MANUFACTURERS SPECIFICATION CONTROL
Actuator Current Type and Rating in Amps0.2 DC NOMINAL
Switch Operation SequenceBREAKS BEFORE MAKES
Switching Time20.0 MILLISECONDS MS
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Throw Quantity2
Mounting Facility PatternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN
Terminal Type and Quantity3 RECEPTACLE, COAXIAL AND 5 TAB, SOLDER LUG
Actuator Voltage in Volts28.0 NOMINAL
Distance Between Mounting Facility Centers3.130 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN
Coaxial Connector Series DesignationN
Actuator Operating MethodRELAY
Switch TypeNONTRANSFER
Unthreaded Mounting Hole Diameter0.207 INCHES MINIMUM AND 0.214 INCHES MAXIMUM IN
Switch Return Mechanism TypeFAIL-SAFE
Connector End DesignFEMALE
Body StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5340-00-075-2811SK4007 INTERCHANGEABLE
Latch,mortise
Edro Corporation, the Dba Edro Corp
2940-00-896-3431S40-07 INTERCHANGEABLE
Element,air Cleaner
Falls Filtration Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
8562138-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
S003-A112 K&l Microwave Llc (USA)
S-4007 L3 Technologies, Inc. Div Communication Systems-East (USA)
CS-3083 K&l Microwave Llc (USA)
8162310-501 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
S003-A112 PRIMARY Dow-Key Microwave Llc (USA)
S-4007 PRIMARY Rlc Electronics, Inc (USA)
CS-3083 PRIMARY Dow-Key Microwave Llc (USA)
Related Parts
5340-00-075-2811INTERCHANGEABLE
LATCH,MORTISE
SK4007
2940-00-896-3431INTERCHANGEABLE
ELEMENT,AIR CLEANER
S40-07

Frequently Asked Questions

What is NSN 5985-01-183-6174?

NSN 5985-01-183-6174 is a Switch,radio Frequency Transmiss, manufactured by Dow-Key Microwave Llc, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-01-183-6174?

NSN 5985-01-183-6174 has 8 cross-referenced part numbers: 8562138-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), S003-A112 (K&l Microwave Llc), S-4007 (L3 Technologies, Inc. Div Communication Systems-East), CS-3083 (K&l Microwave Llc), 8162310-501 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin) and 3 more.

What NSN replaces 5985-01-183-6174?

There are 2 known substitutes for 5985-01-183-6174: 5340-00-075-2811, 2940-00-896-3431. Verify interchangeability with system specifications before substitution.

What are the specifications of S003-A112?

Key specifications for S003-A112: Pole Quantity: 1; Coupling Position Quantity: 3; Specification/standard Data: 49671-8562138 MANUFACTURERS SPECIFICATION CONTROL; Actuator Current Type and Rating in Amps: 0.2 DC NOMINAL. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-01-183-6174 still in active supply?

NSN 5985-01-183-6174 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.
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