PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

366-200-10Breechblock

Ohio Ordnance Works Inc · NSN 1005-01-685-2286 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-685-2286 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-685-2286. Primary manufacturer part number: 366-200-10.
Features
  • Breechblock — FSC 1005
  • Model Number: M2
  • Size Designation: .50 CALIBER
  • 1 verified cross-reference
  • Primary manufacturer: Ohio Ordnance Works Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Breechblock, cataloged under National Stock Number 1005-01-685-2286, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Ohio Ordnance Works Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-685-2286
Primary Part Number366-200-10
Item NameBreechblock
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerOhio Ordnance Works Inc
StatusACTIVE
Model NumberM2
Size Designation.50 CALIBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6640-00-982-749536620010 INTERCHANGEABLE
Cylinder,graduated,laboratory
Thermo Fisher Scientific (asheville) Llc Div Laboratory Products Division
Cross-Reference Index
Part NumberManufacturer
366-200-10 PRIMARY Ohio Ordnance Works Inc (USA)
Related Parts
6640-00-982-7495INTERCHANGEABLE
CYLINDER,GRADUATED,LABORATORY
36620010

Frequently Asked Questions

What is NSN 1005-01-685-2286?

NSN 1005-01-685-2286 is a Breechblock, manufactured by Ohio Ordnance Works Inc, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-685-2286?

NSN 1005-01-685-2286 has 1 cross-referenced part number: 366-200-10 (Ohio Ordnance Works Inc).

What NSN replaces 1005-01-685-2286?

There is 1 known substitute for 1005-01-685-2286: 6640-00-982-7495. Verify interchangeability with system specifications before substitution.

What are the specifications of 366-200-10?

Key specifications for 366-200-10: Model Number: M2; End Item Identification: M2, MACHINE GUN, .50 CALIBER; Size Designation: .50 CALIBER; Part Name Assigned by Controlling Agency: QCB BREECH LOCK. 4 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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