PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

401244Spacer,plate

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 5365-01-084-3943 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-084-3943 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-084-3943. Primary manufacturer part number: 401244.
Features
  • Spacer,plate — FSC 5365
  • Outside Diameter: 2.188 INCHES NOMINAL IN
  • Bolt Hole Quantity: 1
  • Hole Diameter: 0.221 INCHES NOMINAL IN
  • Material Document and Classification: QQ-B-613,ALLOY 268 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: COPPER ALLOY 268
  • Bolt Circle Diameter: 2.000 INCHES NOMINAL IN
  • Aperture Diameter: 1.844 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy 268 construction
General Description

The Spacer,plate, cataloged under National Stock Number 5365-01-084-3943, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-084-3943
Primary Part Number401244
Item NameSpacer,plate
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Outside Diameter2.188 INCHES NOMINAL IN
Bolt Hole Quantity1
Hole Diameter0.221 INCHES NOMINAL IN
Material Document and ClassificationQQ-B-613,ALLOY 268 FED SPEC SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY 268
Bolt Circle Diameter2.000 INCHES NOMINAL IN
Aperture Diameter1.844 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3010-00-782-5291 INTERCHANGEABLE
Coupling,shaft,flexible
6125-01-029-3055401244 INTERCHANGEABLE
Card,voltage Extend
Marine Electric Systems Inc
5995-01-538-471940124-4 INTERCHANGEABLE
Cable Assembly,radio Frequency
Flexco Microwave Inc
Cross-Reference Index
Part NumberManufacturer
401244 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
401244 Lucas Aerospace Power Equipment Corporation (USA)
401244 Goodrich Corporation Dba Trw Lucas Aerospace (USA)
Related Parts
3010-00-782-5291INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
6125-01-029-3055INTERCHANGEABLE
CARD,VOLTAGE EXTEND
401244
5995-01-538-4719INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
40124-4

Frequently Asked Questions

What is NSN 5365-01-084-3943?

NSN 5365-01-084-3943 is a Spacer,plate, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-084-3943?

NSN 5365-01-084-3943 has 3 cross-referenced part numbers: 401244 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 401244 (Lucas Aerospace Power Equipment Corporation), 401244 (Goodrich Corporation Dba Trw Lucas Aerospace).

What NSN replaces 5365-01-084-3943?

There are 3 known substitutes for 5365-01-084-3943: 3010-00-782-5291, 6125-01-029-3055, 5995-01-538-4719. Verify interchangeability with system specifications before substitution.

What are the specifications of 401244?

Key specifications for 401244: Outside Diameter: 2.188 INCHES NOMINAL IN; Bolt Hole Quantity: 1; Hole Diameter: 0.221 INCHES NOMINAL IN; Material Document and Classification: QQ-B-613,ALLOY 268 FED SPEC SINGLE MATERIAL RESPONSE. 7 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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