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: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-265-1077, 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
12490-25
NSN:5331-00-265-1077 FSC:5331 — O-RING CAGE:11599 — TRIUMPH ENGINE CONTROL SYSTEMS LLC (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
hardness_rating
70.0 SHORE DUROMETER A NOMINAL
center_hole_diameter
1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN
5331-00-265-1077
COMPONENT DIAGRAM
KEY FEATURES
•
CENTER HOLE DIAMETER: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
TEMP RATING: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION
W/S: CVN 68 CLASS REACTOR FILL AUXILIARY SYSTEM; TRUCK, FIRE/CRASH P2; SUBMARINE AUXILLARY AND MISCELLANEOUS SYSTEMS; FIRE PUMPS; AIRCRAFT, (AC-130H, MC-130H, EC-130E, HC-130); LOS ANGELES CLASS SSN (688); TICONDEROGA CLASS CG (47); TRIDENT HULL STRUCTURE; SPRUANCE CLASS DD (963); MAIN FEED PUMPS
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FREQUENTLY ASKED QUESTIONS
What is 12490-25?
12490-25 is a O-RING.
What parts can replace 12490-25?
There are 27 known substitutes for 12490-25: 10009661, 175981, 378300 and 24 more. Substitute compatibility should be verified for your specific system.
Is 12490-25 still available?
12490-25 is currently cancelled.
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