PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS1611-129AO-Ring

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5331-01-357-7175 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-357-7175 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-357-7175. Primary manufacturer part number: NAS1611-129A.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Center Hole Diameter: 1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN
  • Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM
  • 3 verified cross-references
  • Primary manufacturer: National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Ethylene-Propylene Class Epm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-357-7175, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN5331-01-357-7175
Primary Part NumberNAS1611-129A
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Center Hole Diameter1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN
MaterialRUBBER ETHYLENE-PROPYLENE CLASS EPM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-492-0575707524-129 INTERCHANGEABLE
O-Ring
Wintec Llc
Cross-Reference Index
Part NumberManufacturer
NAS1601-129 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS1613 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS1611-129A PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5331-00-492-0575INTERCHANGEABLE
O-RING
707524-129

Frequently Asked Questions

What is NSN 5331-01-357-7175?

NSN 5331-01-357-7175 is a O-Ring, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-357-7175?

NSN 5331-01-357-7175 has 3 cross-referenced part numbers: NAS1601-129 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS1613 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS1611-129A (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5331-01-357-7175?

There is 1 known substitute for 5331-01-357-7175: 5331-00-492-0575. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS1611-129A?

Key specifications for NAS1611-129A: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 1.534 INCHES MINIMUM AND 1.564 INCHES MAXIMUM IN; Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM. 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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