PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AMS-R-6855ARubber Round Section

Sae International Dba Sae International · NSN 5330-01-309-5004 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-309-5004 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-309-5004. Primary manufacturer part number: AMS-R-6855A.
Features
  • Rubber Round Section — FSC 5330
  • Cross-Sectional Shape Style: CIRCULAR
  • Length: 20.000 INCHES NOMINAL IN
  • Cross Section Outside Diameter: 0.375 INCHES NOMINAL IN
  • Surface Condition: SMOOTH BOTH SIDES
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR LOCATION NOT OTHERWISE SPECIFIED
  • Material Document and Classification: MIL-R-6855, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
  • Nonmetallic Hardness Rating: 70.0 NOMINAL SHORE DUROMETER A
Applications
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Location Not Otherwise Specified construction
General Description

The Rubber Round Section, cataloged under National Stock Number 5330-01-309-5004, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 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
NSN5330-01-309-5004
Primary Part NumberAMS-R-6855A
Item NameRubber Round Section
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Cross-Sectional Shape StyleCIRCULAR
Length20.000 INCHES NOMINAL IN
Cross Section Outside Diameter0.375 INCHES NOMINAL IN
Surface ConditionSMOOTH BOTH SIDES
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR LOCATION NOT OTHERWISE SPECIFIED
Material Document and ClassificationMIL-R-6855, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
Nonmetallic Hardness Rating70.0 NOMINAL SHORE DUROMETER A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5331-00-119-1643 INTERCHANGEABLE
O-Ring
4720-00-233-0068 INTERCHANGEABLE
Tubing,nonmetallic
9320-00-241-9741 INTERCHANGEABLE
Rubber Sheet,solid
9320-00-261-5424 INTERCHANGEABLE
Rubber Sheet,solid
5331-00-727-29630014-6025N406-6 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-820-292473553-60X2PC10 INTERCHANGEABLE
O-Ring
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-093-2132AMS-R-6855A INTERCHANGEABLE
Tubing,nonmetallic
Sae International Dba Sae International
4720-01-158-6550 INTERCHANGEABLE
Tubing,nonmetallic
5330-01-495-2544 INTERCHANGEABLE
Rubber Round Section
5330-01-677-0346 INTERCHANGEABLE
Rubber Round Section
Cross-Reference Index
Part NumberManufacturer
AMS-R-6855A Sae International Dba Sae International (USA)
AMS-R-6855A Society of Automotive Engineers Inc (USA)
MILR6855CL1GR70 X.375DIAX20FTLG Zf Industrieantriebe Witten Gmbh (DEU)
M6855/3-0520X20IN Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M6855/3-0520X20IN Sae International Dba Sae International (USA)
MIL-R-6855/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ENDS120889 ITEM 21 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
M6855/3-0520X20IN Society of Automotive Engineers Inc (USA)
MIL-R-6855/3 Society of Automotive Engineers Inc (USA)
Related Parts
5331-00-119-1643INTERCHANGEABLE
O-RING
4720-00-233-0068INTERCHANGEABLE
TUBING,NONMETALLIC
9320-00-241-9741INTERCHANGEABLE
RUBBER SHEET,SOLID
9320-00-261-5424INTERCHANGEABLE
RUBBER SHEET,SOLID
5331-00-727-2963INTERCHANGEABLE
O-RING
0014-6025N406-6
5331-00-820-2924INTERCHANGEABLE
O-RING
73553-60X2PC10
4720-01-093-2132INTERCHANGEABLE
TUBING,NONMETALLIC
AMS-R-6855A
4720-01-158-6550INTERCHANGEABLE
TUBING,NONMETALLIC
5330-01-495-2544INTERCHANGEABLE
RUBBER ROUND SECTION
5330-01-677-0346INTERCHANGEABLE
RUBBER ROUND SECTION
5330-01-677-0933INTERCHANGEABLE
RUBBER ROUND SECTION

Frequently Asked Questions

What is NSN 5330-01-309-5004?

NSN 5330-01-309-5004 is a Rubber Round Section, manufactured by Sae International Dba Sae International, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-309-5004?

NSN 5330-01-309-5004 has 9 cross-referenced part numbers: AMS-R-6855A (Sae International Dba Sae International), AMS-R-6855A (Society of Automotive Engineers Inc), MILR6855CL1GR70 X.375DIAX20FTLG (Zf Industrieantriebe Witten Gmbh), M6855/3-0520X20IN (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M6855/3-0520X20IN (Sae International Dba Sae International) and 4 more.

What NSN replaces 5330-01-309-5004?

There are 11 known substitutes for 5330-01-309-5004: 5331-00-119-1643, 4720-00-233-0068, 9320-00-241-9741 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AMS-R-6855A?

Key specifications for AMS-R-6855A: Cross-Sectional Shape Style: CIRCULAR; Length: 20.000 INCHES NOMINAL IN; Cross Section Outside Diameter: 0.375 INCHES NOMINAL IN; Surface Condition: SMOOTH BOTH SIDES. 7 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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