PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PRP902-53-718-40O-Ring

Parker Hannifin Corporation Div O-Ring Division · NSN 5331-00-171-8266 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-171-8266 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-171-8266. Primary manufacturer part number: PRP902-53-718-40.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER CHLOROPRENE CLASS CR
  • Cross-Sectional Height: 0.250 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div O-Ring Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-171-8266, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 2 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-171-8266
Primary Part NumberPRP902-53-718-40
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corporation Div O-Ring Division
StatusACTIVE
MaterialRUBBER CHLOROPRENE CLASS CR
Cross-Sectional Height0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-00-484-69788344 INTERCHANGEABLE
Setscrew
Triumph Engine Control Systems Llc
4720-00-580-74708380781 INTERCHANGEABLE
Hose Assembly,nonmetallic
U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-591-31728344 INTERCHANGEABLE
Nut,self-Locking,cone Seat,hexag
Eaton Corp Transmission Div
5305-00-817-6139MS51021-56 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5905-00-846-9289 INTERCHANGEABLE
Resistor,variable,wire Wound,non
4940-01-285-5676 INTERCHANGEABLE
Tablemat,static Eliminator
5340-01-341-5213 INTERCHANGEABLE
Plate,mounting
5340-01-417-2951 INTERCHANGEABLE
Standoff,threaded,spacing
5136-01-431-64938344 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
5305-01-432-2140 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
8344 Syltone Industries Llc Dba Gardner Denver Inc. Div Emco Wheaton (USA)
PRP902-53-718-40 PRIMARY Parker Hannifin Corporation Div O-Ring Division (USA)
Related Parts
5305-00-484-6978INTERCHANGEABLE
SETSCREW
8344
4720-00-580-7470INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
8380781
5310-00-591-3172INTERCHANGEABLE
NUT,SELF-LOCKING,CONE SEAT,HEXAG
8344
5305-00-817-6139INTERCHANGEABLE
SETSCREW
MS51021-56
5905-00-846-9289INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4940-01-285-5676INTERCHANGEABLE
TABLEMAT,STATIC ELIMINATOR
5340-01-341-5213INTERCHANGEABLE
PLATE,MOUNTING
5340-01-417-2951INTERCHANGEABLE
STANDOFF,THREADED,SPACING
5136-01-431-6493INTERCHANGEABLE
TAP,THREAD CUTTING
8344
5305-01-432-2140INTERCHANGEABLE
SCREW,MACHINE
5305-01-463-1046INTERCHANGEABLE
SCREW,MACHINE
741279-A

Frequently Asked Questions

What is NSN 5331-00-171-8266?

NSN 5331-00-171-8266 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-171-8266?

NSN 5331-00-171-8266 has 2 cross-referenced part numbers: 8344 (Syltone Industries Llc Dba Gardner Denver Inc. Div Emco Wheaton), PRP902-53-718-40 (Parker Hannifin Corporation Div O-Ring Division).

What NSN replaces 5331-00-171-8266?

There are 11 known substitutes for 5331-00-171-8266: 5305-00-484-6978, 4720-00-580-7470, 5310-00-591-3172 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PRP902-53-718-40?

Key specifications for PRP902-53-718-40: Material: RUBBER CHLOROPRENE CLASS CR; Cross-Sectional Height: 0.250 INCHES NOMINAL IN. 2 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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