PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-3065Rubber Sheet,solid

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 9320-00-641-3391 · FSC 9320 · No Item Name Available
Verified by PartsTable
NSN 9320-00-641-3391 — this item is cataloged by the U.S. Government under National Stock Number 9320-00-641-3391. Primary manufacturer part number: MIL-R-3065.
Features
  • Rubber Sheet,solid — FSC 9320
  • Departure From Cited Document: AS MODIFIED BY THE MATERIAL AND TENSILE STRENGTH
  • Length: 36.000 INCHES NOMINAL IN
  • Material Document and Classification: ASTM D 2000 -2BC 507 A14B14F17 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
  • Material: RUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED
  • Surface Condition: SMOOTH BOTH SIDES
  • Color: BLACK BOTH SIDES
  • Environmental Protection: LOW TEMPERATURE AND HIGH TEMPERATURE AND OIL RESISTANT
Applications
  • Applications requiring Rubber Chloroprene Class Cr Location Not Otherwise Specified construction
General Description

The Rubber Sheet,solid, cataloged under National Stock Number 9320-00-641-3391, is classified within Federal Supply Class 9320 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN9320-00-641-3391
Primary Part NumberMIL-R-3065
Item NameRubber Sheet,solid
FSC / FSG9320 / 93 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Departure From Cited DocumentAS MODIFIED BY THE MATERIAL AND TENSILE STRENGTH
Length36.000 INCHES NOMINAL IN
Material Document and ClassificationASTM D 2000 -2BC 507 A14B14F17 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
MaterialRUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED
Surface ConditionSMOOTH BOTH SIDES
ColorBLACK BOTH SIDES
Environmental ProtectionLOW TEMPERATURE AND HIGH TEMPERATURE AND OIL RESISTANT
Thickness0.125 INCHES NOMINAL IN
Width36.000 INCHES NOMINAL IN
Minimum Tensile StrengthERR-060
Nonmetallic Hardness Rating50.0 NOMINAL SHORE DUROMETER A
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
5330-00-297-7355MIL-R-3065E INTERCHANGEABLE
Gasket
American Society for Testing and Materials Dba Astm International
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
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-3065 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-3065E Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASTM D 200-96 M2BC 507 A14B14F17 Society of Automotive Engineers Inc (USA)
Related Parts
5330-00-165-1848INTERCHANGEABLE
GASKET
5310-00-254-1660INTERCHANGEABLE
WASHER,FLAT
5310-00-291-2753INTERCHANGEABLE
WASHER,FLAT
734913-27
5330-00-297-7355INTERCHANGEABLE
GASKET
MIL-R-3065E
5331-00-580-1217INTERCHANGEABLE
O-RING
2H3933
5330-00-580-2011INTERCHANGEABLE
GASKET
5310-00-599-5706INTERCHANGEABLE
WASHER,FLAT
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 9320-00-641-3391?

NSN 9320-00-641-3391 is a Rubber Sheet,solid, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 9320 (No Item Name Available). Status: active.

What are the part numbers for NSN 9320-00-641-3391?

NSN 9320-00-641-3391 has 3 cross-referenced part numbers: MIL-R-3065 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-3065E (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ASTM D 200-96 M2BC 507 A14B14F17 (Society of Automotive Engineers Inc).

What NSN replaces 9320-00-641-3391?

There are 11 known substitutes for 9320-00-641-3391: 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-3065?

Key specifications for MIL-R-3065: Departure From Cited Document: AS MODIFIED BY THE MATERIAL AND TENSILE STRENGTH; Length: 36.000 INCHES NOMINAL IN; Material Document and Classification: ASTM D 2000 -2BC 507 A14B14F17 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED; Material: RUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED. 11 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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