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: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, center_hole_diameter: 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, criticality_code_justification: ADYT. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-193-0179, 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
2640-901X7 PIECE 65
NSN:5331-01-193-0179 FSC:5331 — O-RING CAGE:96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
center_hole_diameter
1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justification
ADYT
NSN
5331-01-193-0179
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CRITICALITY CODE JUSTIFICATION: ADYT
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
•
CENTER HOLE DIAMETER: 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 2640-901X7 PIECE 65?
2640-901X7 PIECE 65 is a O-RING.
What parts can replace 2640-901X7 PIECE 65?
There are 7 known substitutes for 2640-901X7 PIECE 65: 7255-264 PC43, MS28775-224, 000224EB and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-901X7 PIECE 65?
2640-901X7 PIECE 65 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-193-0179. This indicates validated use in U.S. government and defense supply chains.
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