PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CL-2 GR-60O-Ring

Sae International Dba Sae International · NSN 5331-00-291-3363 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-291-3363 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-291-3363. Primary manufacturer part number: CL-2 GR-60.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 6.949 INCHES MINIMUM AND 6.995 INCHES MAXIMUM IN
  • Material: RUBBER CHLOROPRENE CLASS CR
  • Cross-Sectional Height: 0.142 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
  • 4 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
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 5331-00-291-3363, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-291-3363
Primary Part NumberCL-2 GR-60
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Center Hole Diameter6.949 INCHES MINIMUM AND 6.995 INCHES MAXIMUM IN
MaterialRUBBER CHLOROPRENE CLASS CR
Cross-Sectional Height0.142 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-062-1248AMS-R-6855CL4/5GR80BLK INTERCHANGEABLE
Gasket
Sae International Dba Sae International
5330-00-171-8363NAS1523AA4F INTERCHANGEABLE
Packing with Retainer
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4720-00-235-5455 INTERCHANGEABLE
Tubing,nonmetallic
9320-00-241-9746 INTERCHANGEABLE
Rubber Sheet,solid
5331-00-783-4515 INTERCHANGEABLE
O-Ring
4720-01-220-5640 INTERCHANGEABLE
Tubing,nonmetallic
9320-01-265-2520 INTERCHANGEABLE
Rubber Sheet,solid
5330-01-495-2544 INTERCHANGEABLE
Rubber Round Section
9390-01-497-1631M6855/6-01016D INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AMS-R-6855 Society of Automotive Engineers Inc (USA)
CL-2 GR-60 Society of Automotive Engineers Inc (USA)
AMS-R-6855 Sae International Dba Sae International (USA)
CL-2 GR-60 PRIMARY Sae International Dba Sae International (USA)
Related Parts
5330-00-062-1248INTERCHANGEABLE
GASKET
AMS-R-6855CL4/5GR80BLK
5330-00-171-8363INTERCHANGEABLE
PACKING WITH RETAINER
NAS1523AA4F
4720-00-235-5455INTERCHANGEABLE
TUBING,NONMETALLIC
9320-00-241-9746INTERCHANGEABLE
RUBBER SHEET,SOLID
5331-00-783-4515INTERCHANGEABLE
O-RING
4720-01-220-5640INTERCHANGEABLE
TUBING,NONMETALLIC
9320-01-265-2520INTERCHANGEABLE
RUBBER SHEET,SOLID
5330-01-495-2544INTERCHANGEABLE
RUBBER ROUND SECTION
9390-01-497-1631INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
M6855/6-01016D

Frequently Asked Questions

What is NSN 5331-00-291-3363?

NSN 5331-00-291-3363 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-291-3363?

NSN 5331-00-291-3363 has 4 cross-referenced part numbers: AMS-R-6855 (Society of Automotive Engineers Inc), CL-2 GR-60 (Society of Automotive Engineers Inc), AMS-R-6855 (Sae International Dba Sae International), CL-2 GR-60 (Sae International Dba Sae International).

What NSN replaces 5331-00-291-3363?

There are 9 known substitutes for 5331-00-291-3363: 5330-00-062-1248, 5330-00-171-8363, 4720-00-235-5455 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CL-2 GR-60?

Key specifications for CL-2 GR-60: Center Hole Diameter: 6.949 INCHES MINIMUM AND 6.995 INCHES MAXIMUM IN; Material: RUBBER CHLOROPRENE CLASS CR; Cross-Sectional Height: 0.142 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN. 3 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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