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02993 — VALVE,CHECK

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

02993: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: VALVE, CHECK. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-421-8302, 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
02993
NSN: 5330-01-421-8302
NIINs: 014218302, 016674772
FSC: 5330 — Packing and Gasket Materials
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyVALVE, CHECK
NSN5330-01-421-8302
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 02993 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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CROSS-SECTIONAL THICKNESS: 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
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STYLE DESIGNATOR: CIRCULAR
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MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-24696 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
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CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
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OUTSIDE DIAMETER: 13.875 INCHES NOMINAL IN
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APERTURE DIAMETER: 9.625 INCHES NOMINAL IN
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BOLT HOLE QUANTITY: 12
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BOLT CIRCLE DIAMETER: 12.469 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-24696 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER13.875 INCHES NOMINAL IN
APERTURE DIAMETER9.625 INCHES NOMINAL IN
BOLT HOLE QUANTITY12
BOLT CIRCLE DIAMETER12.469 INCHES NOMINAL IN
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
MATERIALGRAPHITE OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 02993?
02993 is a VALVE,CHECK.
What is the NSN for 02993?
02993 is cataloged in the U.S. Government catalog under NSN 5330-01-421-8302. This indicates validated use in U.S. government and defense supply chains.
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