PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-3390Ring,dee

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5365-01-063-8996 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-063-8996 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-063-8996. Primary manufacturer part number: MIL-R-3390.
Features
  • Ring,dee — FSC 5365
  • Fabrication Method: CAST
  • Material: COPPER ALLOY
  • Inside Height: 1.000 INCHES NOMINAL IN
  • Nondefinitive Spec/std Data: 1 CLASS AND 1X3/4IN. SIZE AND K CONFIGURATION IN
  • Inside Width: 0.750 INCHES NOMINAL IN
  • Material Document and Classification: QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE
  • Stock Size: 0.172 IN. DIA IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,dee, cataloged under National Stock Number 5365-01-063-8996, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 8 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-063-8996
Primary Part NumberMIL-R-3390
Item NameRing,dee
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Fabrication MethodCAST
MaterialCOPPER ALLOY
Inside Height1.000 INCHES NOMINAL IN
Nondefinitive Spec/std Data1 CLASS AND 1X3/4IN. SIZE AND K CONFIGURATION IN
Inside Width0.750 INCHES NOMINAL IN
Material Document and ClassificationQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE
Stock Size0.172 IN. DIA IN
Straight Side FormNONROLLER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5365-00-260-1412 INTERCHANGEABLE
Ring,dee
5365-00-260-1414 INTERCHANGEABLE
Ring,dee
5365-00-260-1415 INTERCHANGEABLE
Ring,dee
5365-00-260-1419 INTERCHANGEABLE
Ring,dee
5365-00-260-5663 INTERCHANGEABLE
Ring,dee
5365-00-298-7077 INTERCHANGEABLE
Ring,dee
5365-01-022-8491 INTERCHANGEABLE
Ring,dee
5365-01-023-3427 INTERCHANGEABLE
Ring,dee
5365-01-035-7719 INTERCHANGEABLE
Ring,dee
5365-01-137-7227172A1274-1 INTERCHANGEABLE
Ring,dee
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
Cross-Reference Index
Part NumberManufacturer
MIL-R-3390 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5365-00-260-1412INTERCHANGEABLE
RING,DEE
5365-00-260-1414INTERCHANGEABLE
RING,DEE
5365-00-260-1415INTERCHANGEABLE
RING,DEE
5365-00-260-1419INTERCHANGEABLE
RING,DEE
5365-00-260-5663INTERCHANGEABLE
RING,DEE
5365-00-298-7077INTERCHANGEABLE
RING,DEE
5365-01-022-8491INTERCHANGEABLE
RING,DEE
5365-01-023-3427INTERCHANGEABLE
RING,DEE
5365-01-035-7719INTERCHANGEABLE
RING,DEE
5365-01-137-7227INTERCHANGEABLE
RING,DEE
172A1274-1
5365-01-234-5293INTERCHANGEABLE
RING,DEE

Frequently Asked Questions

What is NSN 5365-01-063-8996?

NSN 5365-01-063-8996 is a Ring,dee, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-063-8996?

NSN 5365-01-063-8996 has 1 cross-referenced part number: MIL-R-3390 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5365-01-063-8996?

There are 11 known substitutes for 5365-01-063-8996: 5365-00-260-1412, 5365-00-260-1414, 5365-00-260-1415 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-R-3390?

Key specifications for MIL-R-3390: Fabrication Method: CAST; Material: COPPER ALLOY; Inside Height: 1.000 INCHES NOMINAL IN; Nondefinitive Spec/std Data: 1 CLASS AND 1X3/4IN. SIZE AND K CONFIGURATION IN. 8 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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