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76518 — CUP,COMPRESSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

76518: CUP,COMPRESSION.

The CUP,COMPRESSION is a the manufacturer industrial component. Key specifications include overall_length: 0.375 INCHES NOMINAL IN, feather_edge_angle: 20.0 DEGREES NOMINAL, center_hole_diameter: 0.250 INCHES NOMINAL IN, recess_inside_diameter: 0.625 INCHES NOMINAL IN, base_material_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-267-5573, 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
76518
NSN: 5340-00-267-5573
FSC: 5340 — Hardware, Commercial
CAGE: 26505 — GROVE VALVE OPERATIONS (USA)
SPECIFICATIONS
overall_length0.375 INCHES NOMINAL IN
feather_edge_angle20.0 DEGREES NOMINAL
center_hole_diameter0.250 INCHES NOMINAL IN
recess_inside_diameter0.625 INCHES NOMINAL IN
base_material_thickness0.125 INCHES NOMINAL IN
NSN5340-00-267-5573
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 76518 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
•
FEATHER EDGE ANGLE: 20.0 DEGREES NOMINAL
•
CENTER HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
BASE MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
RECESS INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FEATHER EDGE ANGLE20.0 DEGREES NOMINAL
OVERALL LENGTH0.375 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.250 INCHES NOMINAL IN
BASE MATERIAL THICKNESS0.125 INCHES NOMINAL IN
RECESS INSIDE DIAMETER0.625 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
285-4824-70668PC6Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 76518?
76518 is a CUP,COMPRESSION.
What parts can replace 76518?
There is 1 known substitute for 76518: 285-4824-70668PC6. Substitute compatibility should be verified for your specific system.
What is the NSN for 76518?
76518 is cataloged in the U.S. Government catalog under NSN 5340-00-267-5573. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.