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 FLUOROCARBON CLASS FPM, temp_rating: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.111 INCHES MINIMUM AND 2.163 INCHES MAXIMUM IN, center_hole_diameter: 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-165-1944, 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
655A770 PIECE 2
NSN:5331-00-165-1944 FSC:5331 — O-RING CAGE:03502 — GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT (USA)
SPECIFICATIONS
material
RUBBER FLUOROCARBON CLASS FPM
temp_rating
-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
hardness_rating
75.0 SHORE DUROMETER A NOMINAL
outside_diameter
2.111 INCHES MINIMUM AND 2.163 INCHES MAXIMUM IN
center_hole_diameter
1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
elongation_percentage
125 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN
5331-00-165-1944
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
TEMP RATING: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 2.111 INCHES MINIMUM AND 2.163 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 655A770 PIECE 2?
655A770 PIECE 2 is a O-RING.
What parts can replace 655A770 PIECE 2?
There are 28 known substitutes for 655A770 PIECE 2: R149P225A, 5330PL0631687, J221P225 and 25 more. Substitute compatibility should be verified for your specific system.
Is 655A770 PIECE 2 still available?
655A770 PIECE 2 is currently cancelled.
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