PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C12003-1Flasher,thermal

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 5945-01-125-5373 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-125-5373 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-125-5373. Primary manufacturer part number: C12003-1.
Features
  • Flasher,thermal — FSC 5945
  • AC Voltage Rating: 115.0 VOLTS NOMINAL
  • Adjustability: ADJUSTABLE
  • Operating Mechanism Inclosure: NOT INCLUDED
  • Lamp Power Rating for Which Designed: 20.0 AMPERES NOMINAL
  • Battery Operation Facility: PROVIDED
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Flasher,thermal, cataloged under National Stock Number 5945-01-125-5373, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 5 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-125-5373
Primary Part NumberC12003-1
Item NameFlasher,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
AC Voltage Rating115.0 VOLTS NOMINAL
AdjustabilityADJUSTABLE
Operating Mechanism InclosureNOT INCLUDED
Lamp Power Rating for Which Designed20.0 AMPERES NOMINAL
Battery Operation FacilityPROVIDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-024-6675L3006-33 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Cylinder Division
5977-00-067-972316379 INTERCHANGEABLE
Brush,electrical Contact
Moog Inc.
5330-00-091-907818443 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2520-00-769-760616379 INTERCHANGEABLE
Cap Case Bearing
Dana Corp Spicer Transmission Div
3030-00-844-350717375-2 INTERCHANGEABLE
Belts,v,matched Set
Carlisle Power Transmission Products Inc
1660-00-909-663316379 INTERCHANGEABLE
Valve Assembly,firs
Ingersoll-Rand Company Dba Ingersoll-Rand
Cross-Reference Index
Part NumberManufacturer
C12003-1 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
16379 Time O Matic Inc (USA)
Related Parts
5331-00-024-6675INTERCHANGEABLE
O-RING
L3006-33
5977-00-067-9723INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
16379
5330-00-091-9078INTERCHANGEABLE
GASKET
18443
2520-00-769-7606INTERCHANGEABLE
CAP CASE BEARING
16379
3030-00-844-3507INTERCHANGEABLE
BELTS,V,MATCHED SET
17375-2
1660-00-909-6633INTERCHANGEABLE
VALVE ASSEMBLY,FIRS
16379

Frequently Asked Questions

What is NSN 5945-01-125-5373?

NSN 5945-01-125-5373 is a Flasher,thermal, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-125-5373?

NSN 5945-01-125-5373 has 2 cross-referenced part numbers: C12003-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 16379 (Time O Matic Inc).

What NSN replaces 5945-01-125-5373?

There are 6 known substitutes for 5945-01-125-5373: 5331-00-024-6675, 5977-00-067-9723, 5330-00-091-9078 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C12003-1?

Key specifications for C12003-1: AC Voltage Rating: 115.0 VOLTS NOMINAL; Adjustability: ADJUSTABLE; Operating Mechanism Inclosure: NOT INCLUDED; Lamp Power Rating for Which Designed: 20.0 AMPERES NOMINAL. 5 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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