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: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF, hardness_rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM, center_hole_diameter: 4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 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 5331-01-441-5738, 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
AS568-157AMS3212
NSN:5331-01-441-5738 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 BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
hardness_rating
55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
center_hole_diameter
4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN
5331-01-441-5738
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CENTER HOLE DIAMETER: 4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING
-25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CENTER HOLE DIAMETER
4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
HARDNESS RATING
55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM
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FREQUENTLY ASKED QUESTIONS
What is AS568-157AMS3212?
AS568-157AMS3212 is a O-RING.
What parts can replace AS568-157AMS3212?
There are 17 known substitutes for AS568-157AMS3212: 2-213N525-60, AS568-213, AMS3212 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS568-157AMS3212?
AS568-157AMS3212 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-441-5738. This indicates validated use in U.S. government and defense supply chains.
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