PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1249-10O-Ring

Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division · NSN 5331-01-051-9975 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-051-9975 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-051-9975. Primary manufacturer part number: 1249-10.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-051-9975, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (CAGE 98441); Parker Hannifin Canada Div Fluid Connectors Canada (CAGE 36621)
Technical Specifications
ParameterValue
NSN5331-01-051-9975
Primary Part Number1249-10
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6110-01-201-41753431 INTERCHANGEABLE
Contactor,magnetic
Transact Intl Inc
Cross-Reference Index
Part NumberManufacturer
1249-10 PRIMARY Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
1249-10 Parker Hannifin Canada Div Fluid Connectors Canada (CAN)
Related Parts
6110-01-201-4175INTERCHANGEABLE
CONTACTOR,MAGNETIC
3431

Frequently Asked Questions

What is NSN 5331-01-051-9975?

NSN 5331-01-051-9975 is a O-Ring, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-051-9975?

NSN 5331-01-051-9975 has 2 cross-referenced part numbers: 1249-10 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 1249-10 (Parker Hannifin Canada Div Fluid Connectors Canada).

What NSN replaces 5331-01-051-9975?

There is 1 known substitute for 5331-01-051-9975: 6110-01-201-4175. Verify interchangeability with system specifications before substitution.

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