PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8268-366YO-Ring

Minnesota Rubber Co · NSN 5331-00-558-9154 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-558-9154 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-558-9154. Primary manufacturer part number: 8268-366Y.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • Center Hole Diameter: 8.500 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • 4 verified cross-references
  • Primary manufacturer: Minnesota Rubber Co
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-558-9154, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Minnesota Rubber Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-558-9154
Primary Part Number8268-366Y
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMinnesota Rubber Co
StatusACTIVE
Cross-Sectional Height0.125 INCHES NOMINAL IN
Center Hole Diameter8.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2805-00-415-829920A012 INTERCHANGEABLE
Strainer Assy
Olympus America Inc
3030-00-555-308317451 GATOR BACK 20033566 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
6105-00-706-6685 INTERCHANGEABLE
Motor,alternating Current
5940-00-899-2723826-8 INTERCHANGEABLE
Terminal,lug
Andrea Systems Llc
5305-00-954-2728MS35190-255 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5331-01-050-15328268 INTERCHANGEABLE
O-Ring
Imi Cash Valve Inc
6145-01-096-6841 INTERCHANGEABLE
Cable,radio Frequency
5950-01-192-42310133 INTERCHANGEABLE
Transformer,electri
Quarterwave Corp.
4940-01-367-74968268 INTERCHANGEABLE
Jack,rotary Air Motor
Niwot Corporation Dba Specialty Products Company Div Specialty Products Company
5360-01-494-8367 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
8268 Minnesota Rubber Co (USA)
352250020374 Thales Nederland (NLD)
8268-366Y PRIMARY Minnesota Rubber Co (USA)
146 Minnesota Rubber Co (USA)
Related Parts
2805-00-415-8299INTERCHANGEABLE
STRAINER ASSY
20A012
3030-00-555-3083INTERCHANGEABLE
BELT,V
17451 GATOR BACK 20033566
6105-00-706-6685INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5940-00-899-2723INTERCHANGEABLE
TERMINAL,LUG
826-8
5305-00-954-2728INTERCHANGEABLE
SCREW,MACHINE
MS35190-255
5331-01-050-1532INTERCHANGEABLE
O-RING
8268
6145-01-096-6841INTERCHANGEABLE
CABLE,RADIO FREQUENCY
5950-01-192-4231INTERCHANGEABLE
TRANSFORMER,ELECTRI
0133
4940-01-367-7496INTERCHANGEABLE
JACK,ROTARY AIR MOTOR
8268
5360-01-494-8367INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 5331-00-558-9154?

NSN 5331-00-558-9154 is a O-Ring, manufactured by Minnesota Rubber Co, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-558-9154?

NSN 5331-00-558-9154 has 4 cross-referenced part numbers: 8268 (Minnesota Rubber Co), 352250020374 (Thales Nederland), 8268-366Y (Minnesota Rubber Co), 146 (Minnesota Rubber Co).

What NSN replaces 5331-00-558-9154?

There are 10 known substitutes for 5331-00-558-9154: 2805-00-415-8299, 3030-00-555-3083, 6105-00-706-6685 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8268-366Y?

Key specifications for 8268-366Y: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 8.500 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 3 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