Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hole_diameter: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, hardness_rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 6.250 INCHES NOMINAL IN, special_features: ONE CENTERING HOLE 0.375 IN. DIA IN, style_designator: CIRCULAR.
This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-005-6225, 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
65821B
NSN:5330-00-005-6225 FSC:5330 CAGE:86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
material
RUBBER CHLOROPRENE CLASS CR OVERALL
hole_diameter
0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
hardness_rating
65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter
6.250 INCHES NOMINAL IN
special_features
ONE CENTERING HOLE 0.375 IN. DIA IN
style_designator
CIRCULAR
aperture_diameter
4.625 INCHES NOMINAL IN
bolt_hole_quantity
8
bolt_circle_diameter
5.500 INCHES NOMINAL IN
cross-sectional_thickness
0.030 INCHES NOMINAL IN
cross-sectional_shape_style
SOLID SINGLE OR COMPOSITION
material_document_and_classification
ASTM D2000 2BC710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN
5330-00-005-6225
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
HARDNESS RATING: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
•
HOLE DIAMETER: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
STYLE DESIGNATOR: CIRCULAR
•
BOLT CIRCLE DIAMETER: 5.500 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 6.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 2BC710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLE
SOLID SINGLE OR COMPOSITION
HARDNESS RATING
65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
HOLE DIAMETER
0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
STYLE DESIGNATOR
CIRCULAR
BOLT CIRCLE DIAMETER
5.500 INCHES NOMINAL IN
OUTSIDE DIAMETER
6.250 INCHES NOMINAL IN
SPECIAL FEATURES
ONE CENTERING HOLE 0.375 IN. DIA IN
MATERIAL DOCUMENT AND CLASSIFICATION
ASTM D2000 2BC710 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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FREQUENTLY ASKED QUESTIONS
What is 65821B?
65821B is a GASKET.
What parts can replace 65821B?
There are 4 known substitutes for 65821B: TC15, 80741, SWC1-4040 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 65821B?
65821B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-005-6225. This indicates validated use in U.S. government and defense supply chains.
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