PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23234O-Ring

Optical Technology Devices Inc · NSN 5331-00-291-5620 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-291-5620 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-291-5620. Primary manufacturer part number: 23234.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.103 INCHES NOMINAL IN
  • Center Hole Diameter: 5.578 INCHES NOMINAL IN
  • Hardness Rating: 88.0 SHORE DUROMETER A NOMINAL
  • 1 verified cross-reference
  • Primary manufacturer: Optical Technology Devices Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-291-5620, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Optical Technology Devices Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5331-00-291-5620
Primary Part Number23234
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerOptical Technology Devices Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.103 INCHES NOMINAL IN
Center Hole Diameter5.578 INCHES NOMINAL IN
Hardness Rating88.0 SHORE DUROMETER A NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5136-00-189-3197402076 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
6645-00-536-155323234 INTERCHANGEABLE
Wheel,crown
Waltham Aircraft Clock Corp
5985-01-046-489823234 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5340-01-357-167423234 INTERCHANGEABLE
Seat,helical Compression Spring
Parker Hannifin Corporation Div Hydraulic Systems Division
5935-01-440-0008232A2 INTERCHANGEABLE
Adapter,connector
Maury Microwave, Inc. Dba Maury Microwave
5985-01-549-025623-2-34 INTERCHANGEABLE
Attenuator,fixed
Spectrum Control Inc Div Weinschel
Cross-Reference Index
Part NumberManufacturer
23234 Optical Technology Devices Inc (USA)
Related Parts
5136-00-189-3197INTERCHANGEABLE
DIE,THREAD CUTTING
402076
6645-00-536-1553INTERCHANGEABLE
WHEEL,CROWN
23234
5985-01-046-4898INTERCHANGEABLE
COUPLER,DIRECTIONAL
23234
5340-01-357-1674INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
23234
5935-01-440-0008INTERCHANGEABLE
ADAPTER,CONNECTOR
232A2
5985-01-549-0256INTERCHANGEABLE
ATTENUATOR,FIXED
23-2-34

Frequently Asked Questions

What is NSN 5331-00-291-5620?

NSN 5331-00-291-5620 is a O-Ring, manufactured by Optical Technology Devices Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-291-5620?

NSN 5331-00-291-5620 has 1 cross-referenced part number: 23234 (Optical Technology Devices Inc).

What NSN replaces 5331-00-291-5620?

There are 6 known substitutes for 5331-00-291-5620: 5136-00-189-3197, 6645-00-536-1553, 5985-01-046-4898 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23234?

Key specifications for 23234: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.103 INCHES NOMINAL IN; Center Hole Diameter: 5.578 INCHES NOMINAL IN; Hardness Rating: 88.0 SHORE DUROMETER A NOMINAL. 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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