PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

129543Annunciator

Astronautics Corporation of America · NSN 6350-01-121-8012 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-01-121-8012 — this item is cataloged by the U.S. Government under National Stock Number 6350-01-121-8012. Primary manufacturer part number: 129543.
Features
  • Annunciator — FSC 6350
  • Mounting Type: PANEL
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Surface Treatment: ANODIZE
  • Special Markings: OFF
  • Material: ALUMINUM AND COPPER ALLOY
  • Reset Type: ELECTROMECHANICAL
  • Visual Signal Type: DROP FLAG
Applications
  • Applications requiring Aluminum and Copper Alloy construction
General Description

The Annunciator, cataloged under National Stock Number 6350-01-121-8012, is classified within Federal Supply Class 6350 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 9 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6350-01-121-8012
Primary Part Number129543
Item NameAnnunciator
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Mounting TypePANEL
Overall Diameter0.375 INCHES NOMINAL IN
Surface TreatmentANODIZE
Special MarkingsOFF
MaterialALUMINUM AND COPPER ALLOY
Reset TypeELECTROMECHANICAL
Visual Signal TypeDROP FLAG
Relay Box MountingINTEGRAL
Signal Device Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5945-01-102-5721A0110 INTERCHANGEABLE
Solenoid,electrical
Brandstrom Instruments, Inc. Dba Brandstrom Instruments Inc
6515-01-570-3328 INTERCHANGEABLE
Support,cervical
5999-01-721-3518S-129543-24 INTERCHANGEABLE
Parts Kit,electronic Equipment
Sea Tel, Inc. Dba Cobham Satcom Div Cobham Satcom
Cross-Reference Index
Part NumberManufacturer
A0110 Brandstrom Instruments, Inc. Dba Brandstrom Instruments Inc (USA)
129543 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5945-01-102-5721INTERCHANGEABLE
SOLENOID,ELECTRICAL
A0110
6515-01-570-3328INTERCHANGEABLE
SUPPORT,CERVICAL
5999-01-721-3518INTERCHANGEABLE
PARTS KIT,ELECTRONIC EQUIPMENT
S-129543-24

Frequently Asked Questions

What is NSN 6350-01-121-8012?

NSN 6350-01-121-8012 is a Annunciator, manufactured by Astronautics Corporation of America, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-01-121-8012?

NSN 6350-01-121-8012 has 2 cross-referenced part numbers: A0110 (Brandstrom Instruments, Inc. Dba Brandstrom Instruments Inc), 129543 (Astronautics Corporation of America).

What NSN replaces 6350-01-121-8012?

There are 3 known substitutes for 6350-01-121-8012: 5945-01-102-5721, 6515-01-570-3328, 5999-01-721-3518. Verify interchangeability with system specifications before substitution.

What are the specifications of 129543?

Key specifications for 129543: Mounting Type: PANEL; Overall Diameter: 0.375 INCHES NOMINAL IN; Surface Treatment: ANODIZE; Special Markings: OFF. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com