PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52111Spacer,ring

Hiller Aircraft Corporation · NSN 5365-00-345-2402 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-345-2402 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-345-2402. Primary manufacturer part number: 52111.
Features
  • Spacer,ring — FSC 5365
  • Outside Diameter: 3.370 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
  • Inside Diameter: 21.999 INCHES MINIMUM AND 203.001 INCHES MAXIMUM IN
  • Surface Treatment: CHROMIUM
  • Material: STEEL
  • Overall Thickness: 0.530 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Hiller Aircraft Corporation
Applications
  • Applications requiring Steel construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-345-2402, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hiller Aircraft Corporation. Government technical data includes 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-345-2402
Primary Part Number52111
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerHiller Aircraft Corporation
StatusACTIVE
Outside Diameter3.370 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
Inside Diameter21.999 INCHES MINIMUM AND 203.001 INCHES MAXIMUM IN
Surface TreatmentCHROMIUM
MaterialSTEEL
Overall Thickness0.530 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-190-4224X365 INTERCHANGEABLE
Gasket
Cummins Power Generation Inc.
6810-00-227-0406 INTERCHANGEABLE
Potassium Pyrosulfate
8415-00-234-925320-94 INTERCHANGEABLE
Apron,laboratory
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-00-326-34392075 INTERCHANGEABLE
Leaf,butt Hinge
Milling Precision Tool Corp Dba Milling Precision Acquisition Co
5910-00-567-4811HC-5A-250-3-8P INTERCHANGEABLE
Capacitor,fixed,electrolytic
Richey Inc
5985-00-672-640752111 INTERCHANGEABLE
Waveguide Assembly
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
1620-00-717-75372094 INTERCHANGEABLE
Parts Kit,valve
Parker-Hannifin Corporation Dba Control Systems Division
6610-00-809-43042094 INTERCHANGEABLE
Accelerometer,mechanical
Burton Medical Products Corporation
5340-00-984-68632094 INTERCHANGEABLE
Handle,luggage
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5961-01-021-6108 INTERCHANGEABLE
Diode
Cross-Reference Index
Part NumberManufacturer
52111 PRIMARY Hiller Aircraft Corporation (USA)
15600H23-356-3 Us Army Aviation and Missile Command (USA)
2094 Hart Machine Mfg Co (USA)
Related Parts
5330-00-190-4224INTERCHANGEABLE
GASKET
X365
6810-00-227-0406INTERCHANGEABLE
POTASSIUM PYROSULFATE
8415-00-234-9253INTERCHANGEABLE
APRON,LABORATORY
20-94
5340-00-326-3439INTERCHANGEABLE
LEAF,BUTT HINGE
2075
5910-00-567-4811INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
HC-5A-250-3-8P
5985-00-672-6407INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
52111
1620-00-717-7537INTERCHANGEABLE
PARTS KIT,VALVE
2094
6610-00-809-4304INTERCHANGEABLE
ACCELEROMETER,MECHANICAL
2094
5340-00-984-6863INTERCHANGEABLE
HANDLE,LUGGAGE
2094
5961-01-021-6108INTERCHANGEABLE
DIODE
5950-01-052-5937INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
2467337
3040-01-095-6074INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
5211-1

Frequently Asked Questions

What is NSN 5365-00-345-2402?

NSN 5365-00-345-2402 is a Spacer,ring, manufactured by Hiller Aircraft Corporation, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-345-2402?

NSN 5365-00-345-2402 has 3 cross-referenced part numbers: 52111 (Hiller Aircraft Corporation), 15600H23-356-3 (Us Army Aviation and Missile Command), 2094 (Hart Machine Mfg Co).

What NSN replaces 5365-00-345-2402?

There are 12 known substitutes for 5365-00-345-2402: 5330-00-190-4224, 6810-00-227-0406, 8415-00-234-9253 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52111?

Key specifications for 52111: Outside Diameter: 3.370 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN; Inside Diameter: 21.999 INCHES MINIMUM AND 203.001 INCHES MAXIMUM IN; Surface Treatment: CHROMIUM; Material: STEEL. 5 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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