PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

205-160-904O-Ring

Aerocontrolex Group, Inc. · NSN 5331-00-065-0234 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-065-0234 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-065-0234. Primary manufacturer part number: 205-160-904.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
  • Outside Diameter: 0.495 INCHES NOMINAL IN
  • Material: RUBBER SILICONE CLASS Q
  • 5 verified cross-references
  • Primary manufacturer: Aerocontrolex Group, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-065-0234, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Aerocontrolex Group, Inc.. Government technical data includes 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-065-0234
Primary Part Number205-160-904
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAerocontrolex Group, Inc.
StatusACTIVE
Cross-Sectional Height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Center Hole Diameter0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
Outside Diameter0.495 INCHES NOMINAL IN
MaterialRUBBER SILICONE CLASS Q
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-167-5172AS3581-904 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-185-036625C85-22 INTERCHANGEABLE
O-Ring
Grimes Aerospace Company
5331-00-187-61053-904E603-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-558-19015130-534049-4 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Aerospace Group Headquarters
5331-00-891-8851N0674 3-904 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-935-9136 INTERCHANGEABLE
O-Ring
5331-00-983-93633-904N674-7 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-993-467110210438-7 INTERCHANGEABLE
O-Ring
Us Army Aviation and Missile Command
5331-01-035-33673-904 N674-7 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-049-12923J-7354 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
ABS3303 Society of Automotive Engineers Inc (USA)
ABS3303 Sae International Dba Sae International (USA)
205-160-904 PRIMARY Aerocontrolex Group, Inc. (USA)
AS568-904 Society of Automotive Engineers Inc (USA)
AS568-904 Sae International Dba Sae International (USA)
Related Parts
5331-00-167-5172INTERCHANGEABLE
O-RING
AS3581-904
5331-00-185-0366INTERCHANGEABLE
O-RING
25C85-22
5331-00-187-6105INTERCHANGEABLE
O-RING
3-904E603-70
5331-00-558-1901INTERCHANGEABLE
O-RING
5130-534049-4
5331-00-891-8851INTERCHANGEABLE
O-RING
N0674 3-904
5331-00-935-9136INTERCHANGEABLE
O-RING
5331-00-983-9363INTERCHANGEABLE
O-RING
3-904N674-7
5331-00-993-4671INTERCHANGEABLE
O-RING
10210438-7
5331-01-035-3367INTERCHANGEABLE
O-RING
3-904 N674-7
5331-01-049-1292INTERCHANGEABLE
O-RING
3J-7354
5331-01-077-5840INTERCHANGEABLE
O-RING
5330-01-206-6123INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-00-065-0234?

NSN 5331-00-065-0234 is a O-Ring, manufactured by Aerocontrolex Group, Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-065-0234?

NSN 5331-00-065-0234 has 5 cross-referenced part numbers: ABS3303 (Society of Automotive Engineers Inc), ABS3303 (Sae International Dba Sae International), 205-160-904 (Aerocontrolex Group, Inc.), AS568-904 (Society of Automotive Engineers Inc), AS568-904 (Sae International Dba Sae International).

What NSN replaces 5331-00-065-0234?

There are 12 known substitutes for 5331-00-065-0234: 5331-00-167-5172, 5331-00-185-0366, 5331-00-187-6105 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 205-160-904?

Key specifications for 205-160-904: Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN; Outside Diameter: 0.495 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 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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