PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G51-15O-Ring

Gleason Reel Corp · NSN 5331-00-482-4452 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-482-4452 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-482-4452. Primary manufacturer part number: G51-15.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER CHLOROPRENE CLASS CR
  • Cross-Sectional Height: 0.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Gleason Reel Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-482-4452, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Gleason Reel Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-482-4452
Primary Part NumberG51-15
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGleason Reel Corp
StatusCANCELLED
MaterialRUBBER CHLOROPRENE CLASS CR
Cross-Sectional Height0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5999-00-725-585185115-01 INTERCHANGEABLE
Contact,electrical
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5330-01-332-1445 INTERCHANGEABLE
Seal,plain Encased
Cross-Reference Index
Part NumberManufacturer
G51-15 Gleason Reel Corp (USA)
Related Parts
5999-00-725-5851INTERCHANGEABLE
CONTACT,ELECTRICAL
85115-01
5330-01-332-1445INTERCHANGEABLE
SEAL,PLAIN ENCASED

Frequently Asked Questions

What is NSN 5331-00-482-4452?

NSN 5331-00-482-4452 is a O-Ring, manufactured by Gleason Reel Corp, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-482-4452?

NSN 5331-00-482-4452 has 1 cross-referenced part number: G51-15 (Gleason Reel Corp).

What NSN replaces 5331-00-482-4452?

There are 2 known substitutes for 5331-00-482-4452: 5999-00-725-5851, 5330-01-332-1445. Verify interchangeability with system specifications before substitution.

What are the specifications of G51-15?

Key specifications for G51-15: Material: RUBBER CHLOROPRENE CLASS CR; Cross-Sectional Height: 0.250 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-482-4452 still in active supply?

NSN 5331-00-482-4452 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com