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 SYNTHETIC, temp_rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF, outside_diameter: 2.129 INCHES NOMINAL IN, center_hole_diameter: 1.979 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.066 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-814-2347, 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
31HCS21PC145
NSN:5331-00-814-2347 FSC:5331 — O-RING CAGE:43491 — GENERAL SIGNAL CORP (USA)
SPECIFICATIONS
material
RUBBER SYNTHETIC
temp_rating
-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
outside_diameter
2.129 INCHES NOMINAL IN
center_hole_diameter
1.979 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN
elongation_percentage
160 MAXIMUM
cross-sectional_height
0.066 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN
NSN
5331-00-814-2347
COMPONENT DIAGRAM
KEY FEATURES
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 1.979 INCHES MINIMUM AND 1.999 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.066 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
•
TEMP RATING: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
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FREQUENTLY ASKED QUESTIONS
What is 31HCS21PC145?
31HCS21PC145 is a O-RING.
What parts can replace 31HCS21PC145?
There are 26 known substitutes for 31HCS21PC145: 65E003, 84500, A625636 and 23 more. Substitute compatibility should be verified for your specific system.
Is 31HCS21PC145 still available?
31HCS21PC145 is currently cancelled.
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