PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49415-05X03PC12O-Ring

Naval Inventory Control Point Mechanicsburg · NSN 5331-01-372-6171 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-372-6171 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-372-6171. Primary manufacturer part number: 49415-05X03PC12.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN
  • Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL
  • Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Elongation Percentage: 125 MAXIMUM
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Criticality Code Justification: ZZZW
  • 3 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-372-6171, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5331-01-372-6171
Primary Part Number49415-05X03PC12
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Center Hole Diameter2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN
Hardness Rating75.0 SHORE DUROMETER A NOMINAL
Departure From Cited DocumentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Elongation Percentage125 MAXIMUM
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Criticality Code JustificationZZZW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-165-1948AS3209-230 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-314-7240 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
49415-05X03PC12 Naval Inventory Control Point Mechanicsburg (USA)
49415-05X03PC12 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
M83248/1-230 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5331-00-165-1948INTERCHANGEABLE
O-RING
AS3209-230
5331-01-314-7240INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-372-6171?

NSN 5331-01-372-6171 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-372-6171?

NSN 5331-01-372-6171 has 3 cross-referenced part numbers: 49415-05X03PC12 (Naval Inventory Control Point Mechanicsburg), 49415-05X03PC12 (Electric Boat Corporation Div General Dynamics Electric Boat), M83248/1-230 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5331-01-372-6171?

There are 2 known substitutes for 5331-01-372-6171: 5331-00-165-1948, 5331-01-314-7240. Verify interchangeability with system specifications before substitution.

What are the specifications of 49415-05X03PC12?

Key specifications for 49415-05X03PC12: Center Hole Diameter: 2.464 INCHES MINIMUM AND 2.504 INCHES MAXIMUM IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Elongation Percentage: 125 MAXIMUM. 6 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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