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 FLUOROSILICONE CLASS FQ, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 3.006 INCHES NOMINAL IN, center_hole_diameter: 2.778 INCHES MINIMUM AND 2.822 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-759-2012, 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
M25988-1-149
NSN:5331-00-759-2012 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 FLUOROSILICONE CLASS FQ
hardness_rating
70.0 SHORE DUROMETER A NOMINAL
outside_diameter
3.006 INCHES NOMINAL IN
center_hole_diameter
2.778 INCHES MINIMUM AND 2.822 INCHES MAXIMUM IN
elongation_percentage
125 MAXIMUM
cross-sectional_height
0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN
5331-00-759-2012
COMPONENT DIAGRAM
KEY FEATURES
•
MATERIAL: RUBBER FLUOROSILICONE CLASS FQ
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.778 INCHES MINIMUM AND 2.822 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is M25988-1-149?
M25988-1-149 is a O-RING.
What parts can replace M25988-1-149?
There are 13 known substitutes for M25988-1-149: 1309TS, 1-09422-0800, 12559M and 10 more. Substitute compatibility should be verified for your specific system.
Is M25988-1-149 still available?
M25988-1-149 is currently cancelled.
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