PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N0103 2-127O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-01-546-4689 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-546-4689 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-546-4689. Primary manufacturer part number: N0103 2-127.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Criticality Code Justification: ZZZY
  • Center Hole Diameter: 0.250 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • 10 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp Div O-Ring Division
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 5331-01-546-4689, 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. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-546-4689
Primary Part NumberN0103 2-127
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusACTIVE
Cross-Sectional Height0.062 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Criticality Code JustificationZZZY
Center Hole Diameter0.250 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-265-1076MS29513-126 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-540-3784 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
N0103 2-127 Parker-Hannifin Corp Div O-Ring Division (USA)
101A926U01CP Fcx Performance Inc (USA)
101A926U01CP Abb Inc Dba Abb Inc Div Process Automation (USA)
101A926U01CP Fcx Performance, Inc. Dba Amsco Sales Div Amsco Sales Corp. (USA)
10A2235A-1 REV. 3 KEY 3 Fischer and Porter Co (USA)
101A926U01 Fischer and Porter Co (USA)
N0507 2-127 Parker-Hannifin Corp Div O-Ring Division (USA)
N0507 2-127CP Naval Inventory Control Point Mechanicsburg (USA)
N0103 2-127CP Naval Inventory Control Point Mechanicsburg (USA)
101A926U01CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-00-265-1076INTERCHANGEABLE
O-RING
MS29513-126
5331-01-540-3784INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-546-4689?

NSN 5331-01-546-4689 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 5331-01-546-4689?

NSN 5331-01-546-4689 has 10 cross-referenced part numbers: N0103 2-127 (Parker-Hannifin Corp Div O-Ring Division), 101A926U01CP (Fcx Performance Inc), 101A926U01CP (Abb Inc Dba Abb Inc Div Process Automation), 101A926U01CP (Fcx Performance, Inc. Dba Amsco Sales Div Amsco Sales Corp.), 10A2235A-1 REV. 3 KEY 3 (Fischer and Porter Co) and 5 more.

What NSN replaces 5331-01-546-4689?

There are 2 known substitutes for 5331-01-546-4689: 5331-00-265-1076, 5331-01-540-3784. Verify interchangeability with system specifications before substitution.

What are the specifications of N0103 2-127?

Key specifications for N0103 2-127: Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Criticality Code Justification: ZZZY; Center Hole Diameter: 0.250 INCHES NOMINAL IN. 5 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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