PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

78-090O-Ring

Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America · NSN 5331-00-933-0852 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-933-0852 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-933-0852. Primary manufacturer part number: 78-090.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-933-0852, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-933-0852
Primary Part Number78-090
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America
StatusACTIVE
Cross-Sectional Height0.062 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6130-00-141-003078090 INTERCHANGEABLE
Power Supply Subassembly
L3harris Technologies, Inc Div Space & Airborne Systems
5895-00-659-2166 INTERCHANGEABLE
Amplifier,third A,i
5895-00-908-4268 INTERCHANGEABLE
Amplifier,gyro
6650-01-004-1261 INTERCHANGEABLE
Spectrograph
5963-01-178-404078090 R3A-3 INTERCHANGEABLE
Electronic Module,standardized
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5120-01-434-9853 INTERCHANGEABLE
Clamp,c
Cross-Reference Index
Part NumberManufacturer
78-090 Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America (USA)
78-090 Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA)
Related Parts
6130-00-141-0030INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
78090
5895-00-659-2166INTERCHANGEABLE
AMPLIFIER,THIRD A,I
5895-00-908-4268INTERCHANGEABLE
AMPLIFIER,GYRO
6650-01-004-1261INTERCHANGEABLE
SPECTROGRAPH
5963-01-178-4040INTERCHANGEABLE
ELECTRONIC MODULE,STANDARDIZED
78090 R3A-3
5120-01-434-9853INTERCHANGEABLE
CLAMP,C

Frequently Asked Questions

What is NSN 5331-00-933-0852?

NSN 5331-00-933-0852 is a O-Ring, manufactured by Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-933-0852?

NSN 5331-00-933-0852 has 2 cross-referenced part numbers: 78-090 (Parker Hannifin Corporation Dba Wilkerson Div Pneumatic Division North America), 78-090 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division).

What NSN replaces 5331-00-933-0852?

There are 6 known substitutes for 5331-00-933-0852: 6130-00-141-0030, 5895-00-659-2166, 5895-00-908-4268 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 78-090?

Key specifications for 78-090: Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 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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