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Technical Data Sheet
PartsTable / COMPONENT / ZZ-R-765CL2BGR70/AS568-902
ZZ-R-765CL2BGR70/AS568-902 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The ZZ-R-765CL2BGR70/AS568-902 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-239-3562, 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
ZZ-R-765CL2BGR70/AS568-902
NSN: 5330-01-239-3562
FSC: 5330
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
Part NumberZZ-R-765CL2BGR70/AS568-902
NSN5330-01-239-3562
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ZZ-R-765CL2BGR70/AS568-902 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
•
CENTER HOLE DIAMETER: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIL WILL BE IN ACCCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
•
CROSS-SECTIONAL SHAPE STYLE: O-RING
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765C CL 2 B,GR 70 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL HEIGHT: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIL WILL BE IN ACCCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CROSS-SECTIONAL SHAPE STYLEO-RING
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765C CL 2 B,GR 70 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL HEIGHT0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZY
SPECIAL FEATURESMIL-STD-129;MILI-45208;AS 568
HARDNESS RATING2240.0 SHORE DUROMETER A NOMINAL OVERALL
PERIPHERAL DIAMETER0.367 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3-902Interchangeable
interchangeable cross-reference
interchangeable
58A164B137-9Interchangeable
interchangeable cross-reference
interchangeable
5331PL0658308Interchangeable
interchangeable cross-reference
interchangeable
215-4497905, PC.63Interchangeable
interchangeable cross-reference
interchangeable
ZZ-R-765CL2GR70/0.125THKInterchangeable
interchangeable cross-reference
interchangeable
ZZ-R-765,CLIIB,GR 70Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ZZ-R-765CL2BGR70/AS568-902?
ZZ-R-765CL2BGR70/AS568-902 is a ZZ-R-765CL2BGR70/AS568-902.
What parts can replace ZZ-R-765CL2BGR70/AS568-902?
There are 15 known substitutes for ZZ-R-765CL2BGR70/AS568-902: 3-902, 58A164B137-9, 5331PL0658308 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ZZ-R-765CL2BGR70/AS568-902?
ZZ-R-765CL2BGR70/AS568-902 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-239-3562. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026