PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31704Spacer,ring

Parker-Hannifin Corporation · NSN 5365-00-810-0599 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-810-0599 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-810-0599. Primary manufacturer part number: 31704.
Features
  • Spacer,ring — FSC 5365
  • Inside Diameter: 3.994 INCHES MINIMUM AND 3.998 INCHES MAXIMUM IN
  • Overall Thickness: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
  • Outside Diameter: 4.358 INCHES MINIMUM AND 4.366 INCHES MAXIMUM IN
  • Material: PLASTIC TETRAFLUOROETHYLENE
  • 2 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation
Applications
  • Applications requiring Plastic Tetrafluoroethylene construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-810-0599, 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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-810-0599
Primary Part Number31704
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation
StatusACTIVE
Inside Diameter3.994 INCHES MINIMUM AND 3.998 INCHES MAXIMUM IN
Overall Thickness0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Outside Diameter4.358 INCHES MINIMUM AND 4.366 INCHES MAXIMUM IN
MaterialPLASTIC TETRAFLUOROETHYLENE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4470-00-209-7299 INTERCHANGEABLE
Ring,filter
5310-00-226-5978 INTERCHANGEABLE
Washer,key
5330-00-582-2148 INTERCHANGEABLE
Retainer,packing
5307-00-691-868720X111 INTERCHANGEABLE
Stud,recessed and Stepped
Meritor Heavy Vehicle Systems, Llc
4820-01-414-164131704 INTERCHANGEABLE
Plug,rotary,valve
Tyco Fire Products Lp
2990-01-602-2025 INTERCHANGEABLE
Manifold,intake
Cross-Reference Index
Part NumberManufacturer
31704 PRIMARY Parker-Hannifin Corporation (USA)
B18428PC15 Parker-Hannifin Corporation (USA)
Related Parts
4470-00-209-7299INTERCHANGEABLE
RING,FILTER
5310-00-226-5978INTERCHANGEABLE
WASHER,KEY
5330-00-582-2148INTERCHANGEABLE
RETAINER,PACKING
5307-00-691-8687INTERCHANGEABLE
STUD,RECESSED AND STEPPED
20X111
4820-01-414-1641INTERCHANGEABLE
PLUG,ROTARY,VALVE
31704
2990-01-602-2025INTERCHANGEABLE
MANIFOLD,INTAKE

Frequently Asked Questions

What is NSN 5365-00-810-0599?

NSN 5365-00-810-0599 is a Spacer,ring, manufactured by Parker-Hannifin Corporation, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-810-0599?

NSN 5365-00-810-0599 has 2 cross-referenced part numbers: 31704 (Parker-Hannifin Corporation), B18428PC15 (Parker-Hannifin Corporation).

What NSN replaces 5365-00-810-0599?

There are 6 known substitutes for 5365-00-810-0599: 4470-00-209-7299, 5310-00-226-5978, 5330-00-582-2148 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31704?

Key specifications for 31704: Inside Diameter: 3.994 INCHES MINIMUM AND 3.998 INCHES MAXIMUM IN; Overall Thickness: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Outside Diameter: 4.358 INCHES MINIMUM AND 4.366 INCHES MAXIMUM IN; Material: PLASTIC TETRAFLUOROETHYLENE. 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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