PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-R-83285Packing,preformed

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5330-01-237-1226 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-237-1226 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-237-1226. Primary manufacturer part number: MIL-R-83285.
Features
  • Packing,preformed — FSC 5330
  • Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL
  • Criticality Code Justification: ZZZW
  • Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Applications requiring Rubber Ethylene-Propylene Class Epm Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-237-1226, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-237-1226
Primary Part NumberMIL-R-83285
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialRUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL
Criticality Code JustificationZZZW
Departure From Cited DocumentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9320-00-377-0587 INTERCHANGEABLE
Rubber Sheet,solid
5331-01-350-4579AMS-R-83285GR80/AS568-902 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-350-4580AMS-R-83285GR80/AS568-904 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
MIL-R-83285 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS33666-211 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
GR.80 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
9320-00-377-0587INTERCHANGEABLE
RUBBER SHEET,SOLID
5331-01-350-4579INTERCHANGEABLE
O-RING
AMS-R-83285GR80/AS568-902
5331-01-350-4580INTERCHANGEABLE
O-RING
AMS-R-83285GR80/AS568-904

Frequently Asked Questions

What is NSN 5330-01-237-1226?

NSN 5330-01-237-1226 is a Packing,preformed, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-237-1226?

NSN 5330-01-237-1226 has 3 cross-referenced part numbers: MIL-R-83285 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS33666-211 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), GR.80 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5330-01-237-1226?

There are 3 known substitutes for 5330-01-237-1226: 9320-00-377-0587, 5331-01-350-4579, 5331-01-350-4580. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-R-83285?

Key specifications for MIL-R-83285: Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM OVERALL; Criticality Code Justification: ZZZW; Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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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