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6593-N-993 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6593-N-993: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC TETRAFLUOROETHYLENE, center_hole_diameter: 0.875 INCHES NOMINAL IN, cross-sectional_height: 0.375 INCHES NOMINAL IN, end_item_identification: VALVE GLB; NIMITZ CLASS CVN, part_name_assigned_by_controlling_agency: PACKING, PREFORMED. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-463-4547, 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
6593-N-993
NSN: 5331-01-463-4547
FSC: 5331 — O-ring
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialPLASTIC TETRAFLUOROETHYLENE
center_hole_diameter0.875 INCHES NOMINAL IN
cross-sectional_height0.375 INCHES NOMINAL IN
end_item_identificationVALVE GLB; NIMITZ CLASS CVN
part_name_assigned_by_controlling_agencyPACKING, PREFORMED
NSN5331-01-463-4547
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6593-N-993 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
•
CROSS-SECTIONAL HEIGHT: 0.375 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.875 INCHES NOMINAL IN
•
MATERIAL: PLASTIC TETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.375 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.875 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING, PREFORMED
END ITEM IDENTIFICATIONVALVE GLB; NIMITZ CLASS CVN
MATERIALPLASTIC TETRAFLUOROETHYLENE
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES 2
CD1021-017-N-0001 REV DReference document
Same NSN cross-reference
Reference document — Drawing number reference only
6593-N-811Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 6593-N-993?
6593-N-993 is a O-RING.
What parts can replace 6593-N-993?
There are 2 known substitutes for 6593-N-993: CD1021-017-N-0001 REV D, 6593-N-811. Substitute compatibility should be verified for your specific system.
What is the NSN for 6593-N-993?
6593-N-993 is cataloged in the U.S. Government catalog under NSN 5331-01-463-4547. This indicates validated use in U.S. government and defense supply chains.
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