PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

206511Spacer,ring

Drs Environmental Systems Inc · NSN 5365-00-531-3019 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-531-3019 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-531-3019. Primary manufacturer part number: 206511.
Features
  • Spacer,ring — FSC 5365
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE
  • Inside Diameter: 1.031 INCHES NOMINAL IN
  • Outside Diameter: 1.094 INCHES NOMINAL IN
  • Overall Thickness: 0.040 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Drs Environmental Systems Inc
Applications
  • Applications requiring Plastic Polytetrafluoroethylene construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-531-3019, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 4 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-531-3019
Primary Part Number206511
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerDrs Environmental Systems Inc
StatusACTIVE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE
Inside Diameter1.031 INCHES NOMINAL IN
Outside Diameter1.094 INCHES NOMINAL IN
Overall Thickness0.040 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6605-00-318-5487206-511 INTERCHANGEABLE
Cover,motor Dust
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
1375-00-908-4227 INTERCHANGEABLE
Charge,demolition
Cross-Reference Index
Part NumberManufacturer
206511 Drs Environmental Systems Inc (USA)
206511 Davey Compressor Co Div of Keco Industries Inc (USA)
206511 Kidde-Fenwal, Llc (USA)
Related Parts
6605-00-318-5487INTERCHANGEABLE
COVER,MOTOR DUST
206-511
1375-00-908-4227INTERCHANGEABLE
CHARGE,DEMOLITION

Frequently Asked Questions

What is NSN 5365-00-531-3019?

NSN 5365-00-531-3019 is a Spacer,ring, manufactured by Drs Environmental Systems Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-531-3019?

NSN 5365-00-531-3019 has 3 cross-referenced part numbers: 206511 (Drs Environmental Systems Inc), 206511 (Davey Compressor Co Div of Keco Industries Inc), 206511 (Kidde-Fenwal, Llc).

What NSN replaces 5365-00-531-3019?

There are 2 known substitutes for 5365-00-531-3019: 6605-00-318-5487, 1375-00-908-4227. Verify interchangeability with system specifications before substitution.

What are the specifications of 206511?

Key specifications for 206511: Material: PLASTIC POLYTETRAFLUOROETHYLENE; Inside Diameter: 1.031 INCHES NOMINAL IN; Outside Diameter: 1.094 INCHES NOMINAL IN; Overall Thickness: 0.040 INCHES NOMINAL IN. 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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