999-78-5-5 — GASKET

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

999-78-5-5: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BINDING, hole_diameter: 0.688 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 10.063 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 6.438 INCHES NOMINAL IN, bolt_hole_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-541-1464, 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

999-78-5-5

NSN: 5330-01-541-1464
FSC: 5330 — Packing and Gasket Materials
CAGE: 30263 — PIMA VALVE, LLC (USA)

SPECIFICATIONS

material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BINDING
hole_diameter	0.688 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter	10.063 INCHES NOMINAL IN
special_features	GASKETS SHALL BE "OIL-FREE" (I.E., NOT TO BE DIPPED OR IMPREGNATED BUT CAN HAVE SMALL AMOUNTS OF OIL IN FIBERS) -- CHECK NOTES NO'S 18 AND 25 ON DWG NO 803-1385637
style_designator	CIRCULAR
aperture_diameter	6.438 INCHES NOMINAL IN
bolt_hole_quantity	10
bolt_circle_diameter	8.813 INCHES NOMINAL IN
end_item_identification	VALVE,CHECK,SWG,5.00 IPS 250PSI FLG BRZ
cross-sectional_thickness	0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
cross-sectional_shape_style	SOLID SINGLE OR COMPOSITION
NSN	5330-01-541-1464

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL THICKNESS: 0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: CIRCULAR

•

CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION

•

OUTSIDE DIAMETER: 10.063 INCHES NOMINAL IN

•

APERTURE DIAMETER: 6.438 INCHES NOMINAL IN

•

BOLT HOLE QUANTITY: 10

•

BOLT CIRCLE DIAMETER: 8.813 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL THICKNESS	0.056 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
STYLE DESIGNATOR	CIRCULAR
CROSS-SECTIONAL SHAPE STYLE	SOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER	10.063 INCHES NOMINAL IN
APERTURE DIAMETER	6.438 INCHES NOMINAL IN
BOLT HOLE QUANTITY	10
BOLT CIRCLE DIAMETER	8.813 INCHES NOMINAL IN
SPECIAL FEATURES	GASKETS SHALL BE "OIL-FREE" (I.E., NOT TO BE DIPPED OR IMPREGNATED BUT CAN HAVE SMALL AMOUNTS OF OIL IN FIBERS) -- CHECK NOTES NO'S 18 AND 25 ON DWG NO 803-1385637
END ITEM IDENTIFICATION	VALVE,CHECK,SWG,5.00 IPS 250PSI FLG BRZ
MATERIAL	GRAPHITE INTERNAL

SUBSTITUTES & CROSS-REFERENCES 1

803-1385637Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 999-78-5-5?

999-78-5-5 is a GASKET.

What parts can replace 999-78-5-5?

There is 1 known substitute for 999-78-5-5: 803-1385637. Substitute compatibility should be verified for your specific system.

What is the NSN for 999-78-5-5?

999-78-5-5 is cataloged in the U.S. Government catalog under NSN 5330-01-541-1464. This indicates validated use in U.S. government and defense supply chains.

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999-78-5-5 — GASKET

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