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Technical Data Sheet
PartsTable / COMPONENT / 7786
7786 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include disk_type: INTERNAL TEETH, body_style: STRAIGHT SHAPE DUPLEX, shell_type: SOLID, design_type: DRY, flexibility: RIGID, construction: SOLID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-037-8846, 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
7786
NSN: 5330-00-037-8846
FSC: 5330
CAGE: 45934 — ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US (USA)
SPECIFICATIONS
disk_typeINTERNAL TEETH
body_styleSTRAIGHT SHAPE DUPLEX
shell_typeSOLID
design_typeDRY
flexibilityRIGID
constructionSOLID
disk_materialSTEEL
hole_diameter0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.500 INCHES NOMINAL IN
terminal_typeSCREW ALL MATING ENDS ALL CONTACT GROUPINGS
overall_height1.218 INCHES NOMINAL IN
shell_materialPLASTIC PHENOLIC
NSN5330-00-037-8846
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7786 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 SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 6.500 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 7.250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 7.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER6.500 INCHES NOMINAL IN
HOLE DIAMETER0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
SPECIAL FEATURESFIBER MATERIAL PER MIL-G-7021,CL 1
BOLT CIRCLE DIAMETER7.250 INCHES NOMINAL IN
OUTSIDE DIAMETER7.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7786Interchangeable
interchangeable cross-reference
interchangeable
GL7580M0DInterchangeable
interchangeable cross-reference
interchangeable
302860-349Interchangeable
interchangeable cross-reference
interchangeable
19060 REV C SHEET 1 FIND 2Interchangeable
interchangeable cross-reference
interchangeable
19060-ITEM-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7786?
7786 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 7786?
There are 5 known substitutes for 7786: 7786, GL7580M0D, 302860-349 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7786?
7786 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-037-8846. 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.
PartsTable Design LLC · partstable.com
Last verified: July 2026