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H6764M — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H6764M: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 4.770 INCHES NOMINAL IN, center_hole_diameter: 4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN, cross-sectional_height: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-822-0717, 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
H6764M
NSN: 5331-00-822-0717
FSC: 5331 — O-ring
CAGE: 81718 — OPW FUELING COMPONENTS INC. DIV OPW FUELING COMPONENTS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter4.770 INCHES NOMINAL IN
center_hole_diameter4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN
cross-sectional_height0.188 INCHES NOMINAL IN
NSN5331-00-822-0717
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H6764M 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: 0.188 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 4.770 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.188 INCHES NOMINAL IN
OUTSIDE DIAMETER4.770 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER4.320 INCHES MINIMUM AND 4.380 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 3
23750-92Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
MAS7270Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-348Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H6764M?
H6764M is a O-RING.
What parts can replace H6764M?
There are 3 known substitutes for H6764M: 23750-92, MAS7270, AS568-348. Substitute compatibility should be verified for your specific system.
What is the NSN for H6764M?
H6764M is cataloged in the U.S. Government catalog under NSN 5331-00-822-0717. This indicates validated use in U.S. government and defense supply chains.
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