PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3581-042O-Ring

Sae International Dba Sae International · NSN 5331-01-603-5455 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-603-5455 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-603-5455. Primary manufacturer part number: AS3581-042.
Features
  • O-Ring — FSC 5331
  • 6 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-603-5455, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersSae International Dba Sae International (CAGE 0U583); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Dante Valve Company (CAGE 5P967); Society of Automotive Engineers Inc (CAGE 81343); Danco Valve Company (CAGE 65079)
Technical Specifications
ParameterValue
NSN5331-01-603-5455
Primary Part NumberAS3581-042
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-01-081-9806MS28775-041 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-606-0804 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS3581-042 PRIMARY Sae International Dba Sae International (USA)
M83248/2-042 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
D50-0006 ITEM 14 Dante Valve Company (USA)
AS3581-042 Society of Automotive Engineers Inc (USA)
D50-0006 ITEM 14 Danco Valve Company (USA)
SAE-AS3581 Sae International Dba Sae International (USA)
Related Parts
5331-01-081-9806INTERCHANGEABLE
O-RING
MS28775-041
5331-01-606-0804INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-603-5455?

NSN 5331-01-603-5455 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-603-5455?

NSN 5331-01-603-5455 has 6 cross-referenced part numbers: AS3581-042 (Sae International Dba Sae International), M83248/2-042 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), D50-0006 ITEM 14 (Dante Valve Company), AS3581-042 (Society of Automotive Engineers Inc), D50-0006 ITEM 14 (Danco Valve Company) and 1 more.

What NSN replaces 5331-01-603-5455?

There are 2 known substitutes for 5331-01-603-5455: 5331-01-081-9806, 5331-01-606-0804. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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