PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

12303400Spacer,ring

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 5365-01-136-7260 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-136-7260 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-136-7260. Primary manufacturer part number: 12303400.
Features
  • Spacer,ring — FSC 5365
  • Inside Diameter: 3.940 INCHES NOMINAL IN
  • Outside Diameter: 5.680 INCHES NOMINAL IN
  • Material Document and Classification: QQ-A-250/11,T4 OR T6 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: ALUMINUM ALLOY 6061
  • Overall Thickness: 1.000 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
Applications
  • Applications requiring Aluminum Alloy 6061 construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-01-136-7260, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 5 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-136-7260
Primary Part Number12303400
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusACTIVE
Inside Diameter3.940 INCHES NOMINAL IN
Outside Diameter5.680 INCHES NOMINAL IN
Material Document and ClassificationQQ-A-250/11,T4 OR T6 FED SPEC SINGLE MATERIAL RESPONSE
MaterialALUMINUM ALLOY 6061
Overall Thickness1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
12303400 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
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Frequently Asked Questions

What is NSN 5365-01-136-7260?

NSN 5365-01-136-7260 is a Spacer,ring, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-136-7260?

NSN 5365-01-136-7260 has 1 cross-referenced part number: 12303400 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What are the specifications of 12303400?

Key specifications for 12303400: Inside Diameter: 3.940 INCHES NOMINAL IN; Outside Diameter: 5.680 INCHES NOMINAL IN; Special Features: USED ON 105MM M1 TANK MM; Material Document and Classification: QQ-A-250/11,T4 OR T6 FED SPEC SINGLE MATERIAL RESPONSE. 6 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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