Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ETHYLENE-PROPYLENE CLASS EPM, peripheral_diameter: 3.887 INCHES NOMINAL IN, center_hole_diameter: 3.581 INCHES MINIMUM AND 3.637 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, criticality_code_justification: ZZZW. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-228-0606, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
MIL-R-83285 GRADE 80
NSN:5331-01-228-0606 FSC:5331 — O-RING CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER ETHYLENE-PROPYLENE CLASS EPM
peripheral_diameter
3.887 INCHES NOMINAL IN
center_hole_diameter
3.581 INCHES MINIMUM AND 3.637 INCHES MAXIMUM IN
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
departure_from_cited_document
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
criticality_code_justification
ZZZW
NSN
5331-01-228-0606
COMPONENT DIAGRAM
KEY FEATURES
•
PERIPHERAL DIAMETER: 3.887 INCHES NOMINAL IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 3.581 INCHES MINIMUM AND 3.637 INCHES MAXIMUM IN
•
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
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER
3.887 INCHES NOMINAL IN
MATERIAL
RUBBER ETHYLENE-PROPYLENE CLASS EPM
CROSS-SECTIONAL HEIGHT
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER
3.581 INCHES MINIMUM AND 3.637 INCHES MAXIMUM IN
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
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FREQUENTLY ASKED QUESTIONS
What is MIL-R-83285 GRADE 80?
MIL-R-83285 GRADE 80 is a O-RING.
What parts can replace MIL-R-83285 GRADE 80?
There are 7 known substitutes for MIL-R-83285 GRADE 80: 216-4384970,PC 64, SAE-AMS-R-83285, MS33666-241 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-R-83285 GRADE 80?
MIL-R-83285 GRADE 80 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-228-0606. This indicates validated use in U.S. government and defense supply chains.
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