PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-2156-4Spacer,ring

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · NSN 5365-00-843-4917 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-843-4917 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-843-4917. Primary manufacturer part number: 4-2156-4.
Features
  • Spacer,ring — FSC 5365
  • Inside Diameter: 2.375 INCHES MINIMUM AND 2.378 INCHES MAXIMUM IN
  • Outside Diameter: 2.743 INCHES MINIMUM AND 2.746 INCHES MAXIMUM IN
  • Overall Thickness: 0.240 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
  • Material: PLASTIC POLYAMIDE NYLON
  • 2 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Applications
  • Applications requiring Plastic Polyamide Nylon construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-843-4917, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-843-4917
Primary Part Number4-2156-4
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Inside Diameter2.375 INCHES MINIMUM AND 2.378 INCHES MAXIMUM IN
Outside Diameter2.743 INCHES MINIMUM AND 2.746 INCHES MAXIMUM IN
Overall Thickness0.240 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
MaterialPLASTIC POLYAMIDE NYLON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6210-01-058-8691 INTERCHANGEABLE
Lens,front
5995-01-211-3356 INTERCHANGEABLE
Cable Assembly,radio Frequency
Cross-Reference Index
Part NumberManufacturer
4-2156-4 Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA)
4-2156-4 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
Related Parts
6210-01-058-8691INTERCHANGEABLE
LENS,FRONT
5995-01-211-3356INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5365-00-843-4917?

NSN 5365-00-843-4917 is a Spacer,ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-843-4917?

NSN 5365-00-843-4917 has 2 cross-referenced part numbers: 4-2156-4 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), 4-2156-4 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What NSN replaces 5365-00-843-4917?

There are 2 known substitutes for 5365-00-843-4917: 6210-01-058-8691, 5995-01-211-3356. Verify interchangeability with system specifications before substitution.

What are the specifications of 4-2156-4?

Key specifications for 4-2156-4: Inside Diameter: 2.375 INCHES MINIMUM AND 2.378 INCHES MAXIMUM IN; Outside Diameter: 2.743 INCHES MINIMUM AND 2.746 INCHES MAXIMUM IN; Overall Thickness: 0.240 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN; Material: PLASTIC POLYAMIDE NYLON. 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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