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 BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, peripheral_diameter: 8.025 INCHES NOMINAL IN, center_hole_diameter: 7.445 INCHES MINIMUM AND 7.505 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.269 INCHES MINIMUM AND 0.281 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 5331-01-304-9821, 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.
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
criticality_code_justification
ZZZW
NSN
5331-01-304-9821
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZW
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 7.445 INCHES MINIMUM AND 7.505 INCHES MAXIMUM IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
PERIPHERAL DIAMETER: 8.025 INCHES NOMINAL IN
•
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)
CROSS-SECTIONAL HEIGHT
0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATION
ZZZW
ELONGATION PERCENTAGE
160 MAXIMUM
CENTER HOLE DIAMETER
7.445 INCHES MINIMUM AND 7.505 INCHES MAXIMUM IN
TEMP RATING
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
MATERIAL
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
PERIPHERAL DIAMETER
8.025 INCHES NOMINAL IN
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 20A11-X-M-443?
20A11-X-M-443 is a O-RING.
What parts can replace 20A11-X-M-443?
There are 6 known substitutes for 20A11-X-M-443: RWS-568-443, 443-846-70, AN6227-70 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20A11-X-M-443?
20A11-X-M-443 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-304-9821. This indicates validated use in U.S. government and defense supply chains.
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