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 CHLOROPRENE CLASS CR, center_hole_diameter: 1.200 INCHES MAXIMUM IN, cross-sectional_height: 0.399 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-582-7665, 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
D311-070
NSN:5331-00-582-7665 FSC:5331 — O-RING CAGE:76376 — MECHANICAL RUBBER PRODUCTS COMPANY, INC. DBA MECHANICAL RUBBER PRDTS CO INC DIV MECHANICAL RUBBER PRODUCTS CO., INC. (USA)
SPECIFICATIONS
material
RUBBER CHLOROPRENE CLASS CR
center_hole_diameter
1.200 INCHES MAXIMUM IN
cross-sectional_height
0.399 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
NSN
5331-00-582-7665
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.399 INCHES MINIMUM AND 0.419 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is D311-070?
D311-070 is a O-RING.
What parts can replace D311-070?
There are 10 known substitutes for D311-070: 825-0026, 501939, 50139 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D311-070?
D311-070 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-582-7665. This indicates validated use in U.S. government and defense supply chains.
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