PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

710594O-Ring

Unison Industries Llc · NSN 5331-00-942-1863 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-942-1863 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-942-1863. Primary manufacturer part number: 710594.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER
  • Cross-Sectional Height: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN
  • 5 verified cross-references
  • Primary manufacturer: Unison Industries Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-942-1863, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Unison Industries Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-942-1863
Primary Part Number710594
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerUnison Industries Llc
StatusACTIVE
MaterialRUBBER
Cross-Sectional Height0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Center Hole Diameter0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-647-53217035-1 INTERCHANGEABLE
Transformer,power
Magnetek Inc Lighting Products Group
3030-00-920-10928387 INTERCHANGEABLE
Belts,v,matched Set
Gates Corporation
5935-01-111-45537035-1 INTERCHANGEABLE
Adapter,connector
Microwave Devices Inc
5305-01-565-256170351 INTERCHANGEABLE
Screw,cap,hexagon Head
Tifco Industries, Inc. Dba Tifco Industries Inc
Cross-Reference Index
Part NumberManufacturer
710594 PRIMARY Unison Industries Llc (USA)
70351/710594 Unison Industries Llc (USA)
710594 Unison Industries, Llc Dba Unison Industries Inc (USA)
70351 Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense (USA)
70351/710594 Unison Industries, Llc Dba Unison Industries Inc (USA)
Related Parts
5950-00-647-5321INTERCHANGEABLE
TRANSFORMER,POWER
7035-1
3030-00-920-1092INTERCHANGEABLE
BELTS,V,MATCHED SET
8387
5935-01-111-4553INTERCHANGEABLE
ADAPTER,CONNECTOR
7035-1
5305-01-565-2561INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
70351

Frequently Asked Questions

What is NSN 5331-00-942-1863?

NSN 5331-00-942-1863 is a O-Ring, manufactured by Unison Industries Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-942-1863?

NSN 5331-00-942-1863 has 5 cross-referenced part numbers: 710594 (Unison Industries Llc), 70351/710594 (Unison Industries Llc), 710594 (Unison Industries, Llc Dba Unison Industries Inc), 70351 (Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense), 70351/710594 (Unison Industries, Llc Dba Unison Industries Inc).

What NSN replaces 5331-00-942-1863?

There are 4 known substitutes for 5331-00-942-1863: 5950-00-647-5321, 3030-00-920-1092, 5935-01-111-4553 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 710594?

Key specifications for 710594: Material: RUBBER; Cross-Sectional Height: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN; Center Hole Diameter: 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN. 3 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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