PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-3065EGasket

American Society for Testing and Materials Dba Astm International · NSN 5330-00-297-7355 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-297-7355 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-297-7355. Primary manufacturer part number: MIL-R-3065E.
Features
  • Gasket — FSC 5330
  • Outside Diameter: 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
  • Style Designator: CIRCULAR
  • Material Document and Classification: ASTM D2000 GRADE 2BC620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Material: RUBBER CHLOROPRENE CLASS CR OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Diameter: 2.484 INCHES MINIMUM AND 2.516 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-297-7355, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 8 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-297-7355
Primary Part NumberMIL-R-3065E
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Outside Diameter2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
Style DesignatorCIRCULAR
Material Document and ClassificationASTM D2000 GRADE 2BC620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
MaterialRUBBER CHLOROPRENE CLASS CR OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Diameter2.484 INCHES MINIMUM AND 2.516 INCHES MAXIMUM IN
Cross-Sectional Thickness0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-165-1848 INTERCHANGEABLE
Gasket
5310-00-254-1660 INTERCHANGEABLE
Washer,flat
5310-00-291-2753734913-27 INTERCHANGEABLE
Washer,flat
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-580-12172H3933 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
5330-00-580-2011 INTERCHANGEABLE
Gasket
5310-00-599-5706 INTERCHANGEABLE
Washer,flat
9320-00-641-3391 INTERCHANGEABLE
Rubber Sheet,solid
5330-00-846-4339334C251H01 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5331-00-912-26628624710-3 INTERCHANGEABLE
O-Ring
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5330-00-919-726411588725 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
MIL-R-3065E PRIMARY American Society for Testing and Materials Dba Astm International (USA)
Related Parts
5330-00-165-1848INTERCHANGEABLE
GASKET
5310-00-254-1660INTERCHANGEABLE
WASHER,FLAT
5310-00-291-2753INTERCHANGEABLE
WASHER,FLAT
734913-27
5331-00-580-1217INTERCHANGEABLE
O-RING
2H3933
5330-00-580-2011INTERCHANGEABLE
GASKET
5310-00-599-5706INTERCHANGEABLE
WASHER,FLAT
9320-00-641-3391INTERCHANGEABLE
RUBBER SHEET,SOLID
5330-00-846-4339INTERCHANGEABLE
GASKET
334C251H01
5331-00-912-2662INTERCHANGEABLE
O-RING
8624710-3
5330-00-919-7264INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
11588725
5331-00-964-7291INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5330-00-297-7355?

NSN 5330-00-297-7355 is a Gasket, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-297-7355?

NSN 5330-00-297-7355 has 1 cross-referenced part number: MIL-R-3065E (American Society for Testing and Materials Dba Astm International).

What NSN replaces 5330-00-297-7355?

There are 11 known substitutes for 5330-00-297-7355: 5330-00-165-1848, 5310-00-254-1660, 5310-00-291-2753 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-R-3065E?

Key specifications for MIL-R-3065E: Outside Diameter: 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Material Document and Classification: ASTM D2000 GRADE 2BC620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL. 8 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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