PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-A-776939-1Switch,radio Frequency Transmiss

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5985-01-032-3005 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-032-3005 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-032-3005. Primary manufacturer part number: SM-A-776939-1.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Connector End Design: FEMALE
  • Coaxial Connector Series Designation: SMA
  • Switch Operation Sequence: MAKES BEFORE BREAKS
  • Body Style: RECTANGULAR
  • Switch Return Mechanism Type: FAIL-SAFE
  • Switch Type: TRANSFER
  • Coupling Position Quantity: 3
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-032-3005, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-032-3005
Primary Part NumberSM-A-776939-1
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Connector End DesignFEMALE
Coaxial Connector Series DesignationSMA
Switch Operation SequenceMAKES BEFORE BREAKS
Body StyleRECTANGULAR
Switch Return Mechanism TypeFAIL-SAFE
Switch TypeTRANSFER
Coupling Position Quantity3
Terminal Type and Quantity3 RECEPTACLE, COAXIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5977-00-143-668281500010001 INTERCHANGEABLE
Holder,electrical Contact Brush
Acron Aviation, Inc.
5120-00-240-5274 INTERCHANGEABLE
Key,socket Head Screw
6625-00-689-5302431-102 INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
5133-00-865-422988816 INTERCHANGEABLE
Bit,spade,wood Boring
Stanley Tools Div of Stanley Works
5310-01-103-777425-108 INTERCHANGEABLE
Nut,plain,hexagon
Cnh Industrial America Llc Dba Cnh America
8520-01-370-4284R/1212C14.55PD INTERCHANGEABLE
Hand Cleaner
Coretex Products
5120-01-430-8335 INTERCHANGEABLE
Pliers,slip Joint
4720-01-537-7772 INTERCHANGEABLE
Hose Assembly,nonmetallic
8465-01-678-066125108 INTERCHANGEABLE
Belt,individual Equipment
Safariland Government Sales Inc
Cross-Reference Index
Part NumberManufacturer
12613034-10 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
MDC-6227-6 Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA)
25108 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
SM-A-776939-1 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
C2MT-6-10G/32474 Merrimac Industries, Inc (USA)
Related Parts
5977-00-143-6682INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
81500010001
5120-00-240-5274INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
6625-00-689-5302INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
431-102
5133-00-865-4229INTERCHANGEABLE
BIT,SPADE,WOOD BORING
88816
5310-01-103-7774INTERCHANGEABLE
NUT,PLAIN,HEXAGON
25-108
8520-01-370-4284INTERCHANGEABLE
HAND CLEANER
R/1212C14.55PD
5120-01-430-8335INTERCHANGEABLE
PLIERS,SLIP JOINT
4720-01-537-7772INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
8465-01-678-0661INTERCHANGEABLE
BELT,INDIVIDUAL EQUIPMENT
25108

Frequently Asked Questions

What is NSN 5985-01-032-3005?

NSN 5985-01-032-3005 is a Switch,radio Frequency Transmiss, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-032-3005?

NSN 5985-01-032-3005 has 5 cross-referenced part numbers: 12613034-10 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), MDC-6227-6 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), 25108 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), SM-A-776939-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), C2MT-6-10G/32474 (Merrimac Industries, Inc).

What NSN replaces 5985-01-032-3005?

There are 9 known substitutes for 5985-01-032-3005: 5977-00-143-6682, 5120-00-240-5274, 6625-00-689-5302 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-A-776939-1?

Key specifications for SM-A-776939-1: Connector End Design: FEMALE; Overall Length: 2.500 INCHES NOMINAL IN; Coaxial Connector Series Designation: SMA; Switch Operation Sequence: MAKES BEFORE BREAKS. 11 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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