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, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 7.762 INCHES NOMINAL IN, center_hole_diameter: 7.454 INCHES MINIMUM AND 7.514 INCHES MAXIMUM IN, elongation_percentage: 250 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 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 5331-00-080-0811, 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
MS29561-264
NSN:5331-00-080-0811 FSC:5331 — O-RING CAGE:96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating
70.0 SHORE DUROMETER A NOMINAL
outside_diameter
7.762 INCHES NOMINAL IN
center_hole_diameter
7.454 INCHES MINIMUM AND 7.514 INCHES MAXIMUM IN
elongation_percentage
250 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN
5331-00-080-0811
COMPONENT DIAGRAM
KEY FEATURES
•
OUTSIDE DIAMETER: 7.762 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
CENTER HOLE DIAMETER: 7.454 INCHES MINIMUM AND 7.514 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is MS29561-264?
MS29561-264 is a O-RING.
What parts can replace MS29561-264?
There are 20 known substitutes for MS29561-264: 5303-0600, AMS-R-7362, AS568-437 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS29561-264?
MS29561-264 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-080-0811. This indicates validated use in U.S. government and defense supply chains.
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