PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LARC-RY33Initiator,cartridge Actuated,tra

Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics · NSN 1377-00-251-1015 · FSC 1377 · No Item Name Available
Verified by PartsTable
NSN 1377-00-251-1015 — this item is cataloged by the U.S. Government under National Stock Number 1377-00-251-1015. Primary manufacturer part number: LARC-RY33.
Features
  • Initiator,cartridge Actuated,tra — FSC 1377
  • General Characteristics Item Description: 1 UNIT QTY,FIBERBOARD CARTON
  • Reference Number Differentiating Characteristics: TEXT AND W/O EXPLOSIVE CARTRIDGE
  • Dod Ammunition Code: LARC-RY33
  • 2 verified cross-references
  • Primary manufacturer: Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Initiator,cartridge Actuated,tra, cataloged under National Stock Number 1377-00-251-1015, is classified within Federal Supply Class 1377 (No Item Name Available) of the Ammunition and Explosives group. The primary manufacturer of record is Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics. Government technical data includes 3 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1377-00-251-1015
Primary Part NumberLARC-RY33
Item NameInitiator,cartridge Actuated,tra
FSC / FSG1377 / 13 — No Item Name Available
ManufacturerDepartment of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics
StatusACTIVE
General Characteristics Item Description1 UNIT QTY,FIBERBOARD CARTON
Reference Number Differentiating CharacteristicsTEXT AND W/O EXPLOSIVE CARTRIDGE
Dod Ammunition CodeLARC-RY33
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6665-00-450-7904459660 INTERCHANGEABLE
Sampling Kit,chemical Agent
Mine Safety Appliances Company
3455-00-812-626651-10357 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
Cross-Reference Index
Part NumberManufacturer
LARC-RY33 Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics (USA)
94-3-12 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
Related Parts
6665-00-450-7904INTERCHANGEABLE
SAMPLING KIT,CHEMICAL AGENT
459660
3455-00-812-6266INTERCHANGEABLE
CUTTER,MILLING,END
51-10357

Frequently Asked Questions

What is NSN 1377-00-251-1015?

NSN 1377-00-251-1015 is a Initiator,cartridge Actuated,tra, manufactured by Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics, classified under FSC 1377 (No Item Name Available). Status: active.

What are the part numbers for NSN 1377-00-251-1015?

NSN 1377-00-251-1015 has 2 cross-referenced part numbers: LARC-RY33 (Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics), 94-3-12 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What NSN replaces 1377-00-251-1015?

There are 2 known substitutes for 1377-00-251-1015: 6665-00-450-7904, 3455-00-812-6266. Verify interchangeability with system specifications before substitution.

What are the specifications of LARC-RY33?

Key specifications for LARC-RY33: General Characteristics Item Description: 1 UNIT QTY,FIBERBOARD CARTON; Reference Number Differentiating Characteristics: TEXT AND W/O EXPLOSIVE CARTRIDGE; Dod Ammunition Code: LARC-RY33. 3 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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