PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2509084O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-01-031-8265 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-031-8265 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-031-8265. Primary manufacturer part number: 2509084.
Features
  • O-Ring — FSC 5331
  • 7 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp Div O-Ring Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-031-8265, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersAmes Bag Co (CAGE 02797); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Parker Brownsville Servicio S.a. De C.v. (CAGE SE397)
Technical Specifications
ParameterValue
NSN5331-01-031-8265
Primary Part Number2509084
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5999-00-190-2344BP3998 INTERCHANGEABLE
Contact,electrical
Burke Products Inc
5331-00-676-6184 INTERCHANGEABLE
O-Ring
5331-00-814-07222-10E515-8 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-281-7676NAS1611-010A INTERCHANGEABLE
O-Ring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5331-01-669-4263 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2-010/E515-80 Ames Bag Co (USA)
2509084 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2-010-E0540-80 1W2B Parker-Hannifin Corp Div O-Ring Division (USA)
2-010 E515-80 Parker-Hannifin Corp Div O-Ring Division (USA)
2509084 PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
2-010-E0540-80 1W2B Parker Brownsville Servicio S.a. De C.v. (MEX)
2509084 Parker Brownsville Servicio S.a. De C.v. (MEX)
Related Parts
5999-00-190-2344INTERCHANGEABLE
CONTACT,ELECTRICAL
BP3998
5331-00-676-6184INTERCHANGEABLE
O-RING
5331-00-814-0722INTERCHANGEABLE
O-RING
2-10E515-8
5331-01-281-7676INTERCHANGEABLE
O-RING
NAS1611-010A
5331-01-669-4263INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-031-8265?

NSN 5331-01-031-8265 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-031-8265?

NSN 5331-01-031-8265 has 7 cross-referenced part numbers: 2-010/E515-80 (Ames Bag Co), 2509084 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2-010-E0540-80 1W2B (Parker-Hannifin Corp Div O-Ring Division), 2-010 E515-80 (Parker-Hannifin Corp Div O-Ring Division), 2509084 (Parker-Hannifin Corp Div O-Ring Division) and 2 more.

What NSN replaces 5331-01-031-8265?

There are 5 known substitutes for 5331-01-031-8265: 5999-00-190-2344, 5331-00-676-6184, 5331-00-814-0722 and 2 more. Verify interchangeability with system specifications before substitution.

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