PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RB2012HBeacon

Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company · NSN 4935-00-946-0273 · FSC 4935 · No Item Name Available
Verified by PartsTable
NSN 4935-00-946-0273 — this item is cataloged by the U.S. Government under National Stock Number 4935-00-946-0273. Primary manufacturer part number: RB2012H.
Features
  • Beacon — FSC 4935
  • 2 verified cross-references
  • Primary manufacturer: Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Beacon, cataloged under National Stock Number 4935-00-946-0273, is classified within Federal Supply Class 4935 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBeacon
FSC / FSG4935 — No Item Name Available (FSG 49)
ManufacturersWhelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (CAGE 10402)
Technical Specifications
ParameterValue
NSN4935-00-946-0273
Primary Part NumberRB2012H
Item NameBeacon
FSC / FSG4935 / 49 — No Item Name Available
ManufacturerWhelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-01-014-9855 INTERCHANGEABLE
Socket,plug-in Electronic Compon
5940-01-109-8830BB-2132 INTERCHANGEABLE
Terminal,quick Disconnect
Molex-Etc Inc Sub of Molex Inc
5935-01-312-6526612632-03 INTERCHANGEABLE
Connector,receptacle,electrical
Bfm Transport Dynamics Corp
6140-01-505-9485900284-000 INTERCHANGEABLE
Battery,storage
Undersea Systems International, Inc. Dba Ocean Technology Systems
Cross-Reference Index
Part NumberManufacturer
RB2012H Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (USA)
RB11 Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (USA)
Related Parts
5935-01-014-9855INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
5940-01-109-8830INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
BB-2132
5935-01-312-6526INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
612632-03
6140-01-505-9485INTERCHANGEABLE
BATTERY,STORAGE
900284-000

Frequently Asked Questions

What is NSN 4935-00-946-0273?

NSN 4935-00-946-0273 is a Beacon, manufactured by Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company, classified under FSC 4935 (No Item Name Available). Status: active.

What are the part numbers for NSN 4935-00-946-0273?

NSN 4935-00-946-0273 has 2 cross-referenced part numbers: RB2012H (Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company), RB11 (Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company).

What NSN replaces 4935-00-946-0273?

There are 4 known substitutes for 4935-00-946-0273: 5935-01-014-9855, 5940-01-109-8830, 5935-01-312-6526 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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