The GASKET is a the manufacturer industrial component. Key specifications include material: GRAPHITE AND STEEL OVERALL, hole_diameter: 1.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 23.000 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 12.900 INCHES NOMINAL IN, bolt_hole_quantity: 20. This part is cataloged in the U.S.
Government catalog under NSN 5330-01-580-6839, 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
H643-3218-F146
NSN:5330-01-580-6839 FSC:5330 — Packing and Gasket Materials CAGE:96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
material
GRAPHITE AND STEEL OVERALL
hole_diameter
1.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter
23.000 INCHES NOMINAL IN
style_designator
CIRCULAR
aperture_diameter
12.900 INCHES NOMINAL IN
bolt_hole_quantity
20
bolt_circle_diameter
20.250 INCHES NOMINAL IN
end_item_identification
ISOLATION VALVE
cross-sectional_thickness
0.064 INCHES NOMINAL IN
cross-sectional_shape_style
METAL AND NONMETALLIC MATERIALS
NSN
5330-01-580-6839
COMPONENT DIAGRAM
KEY FEATURES
•
CROSS-SECTIONAL THICKNESS: 0.064 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: METAL AND NONMETALLIC MATERIALS
•
OUTSIDE DIAMETER: 23.000 INCHES NOMINAL IN
•
APERTURE DIAMETER: 12.900 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 20
•
BOLT CIRCLE DIAMETER: 20.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS
0.064 INCHES NOMINAL IN
STYLE DESIGNATOR
CIRCULAR
CROSS-SECTIONAL SHAPE STYLE
METAL AND NONMETALLIC MATERIALS
OUTSIDE DIAMETER
23.000 INCHES NOMINAL IN
APERTURE DIAMETER
12.900 INCHES NOMINAL IN
BOLT HOLE QUANTITY
20
BOLT CIRCLE DIAMETER
20.250 INCHES NOMINAL IN
END ITEM IDENTIFICATION
ISOLATION VALVE
MATERIAL
GRAPHITE AND STEEL OVERALL
HOLE DIAMETER
1.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is H643-3218-F146?
H643-3218-F146 is a GASKET.
What is the NSN for H643-3218-F146?
H643-3218-F146 is cataloged in the U.S. Government catalog under NSN 5330-01-580-6839. This indicates validated use in U.S. government and defense supply chains.
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