PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS1611-218O-Ring

Boeing Defence Australia Ltd · NSN 5331-01-325-3458 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-325-3458 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-325-3458. Primary manufacturer part number: NAS1611-218.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: Boeing Defence Australia Ltd
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-325-3458, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Boeing Defence Australia Ltd. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-325-3458
Primary Part NumberNAS1611-218
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerBoeing Defence Australia Ltd
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-542-17292-218E515-80 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
NAS1611-218 Boeing Defence Australia Ltd (AUS)
NAS1611-218 Boeing Defence Australia Ltd Div Defense, Space & Security (AUS)
NAS1611-218 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5331-00-542-1729INTERCHANGEABLE
O-RING
2-218E515-80

Frequently Asked Questions

What is NSN 5331-01-325-3458?

NSN 5331-01-325-3458 is a O-Ring, manufactured by Boeing Defence Australia Ltd, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-325-3458?

NSN 5331-01-325-3458 has 3 cross-referenced part numbers: NAS1611-218 (Boeing Defence Australia Ltd), NAS1611-218 (Boeing Defence Australia Ltd Div Defense, Space & Security), NAS1611-218 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5331-01-325-3458?

There is 1 known substitute for 5331-01-325-3458: 5331-00-542-1729. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS1611-218?

Key specifications for NAS1611-218: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com