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Technical Data Sheet
PartsTable / COMPONENT / C110-7
C110-7 ✓ 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include cushion: NOT INCLUDED, material: RUBBER SYNTHETIC, mounting_pad: NOT INCLUDED, hole_diameter: 0.505 INCHES NOMINAL IN, overall_width: 0.370 INCHES NOMINAL IN, overall_length: 0.875 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-105-6069, 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
C110-7
NSN: 5340-00-105-6069
FSC: 5340
CAGE: 79960 — ZENITH FUEL SYSTEMS LLC (USA)
SPECIFICATIONS
cushionNOT INCLUDED
materialRUBBER SYNTHETIC
mounting_padNOT INCLUDED
hole_diameter0.505 INCHES NOMINAL IN
overall_width0.370 INCHES NOMINAL IN
overall_length0.875 INCHES NOMINAL IN
outside_diameter8.750 INCHES NOMINAL IN
special_featuresNON TURN BENT TAB ON MOUNTING HOLE END
style_designatorFLAT
surface_treatmentCADMIUM
bolt_hole_quantity8
material_thickness0.048 INCHES NOMINAL IN
NSN5340-00-105-6069
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C110-7 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
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 0.031 INCHES NOMINAL IN
•
MOUNTING HOLE SIZE: 0.172 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1010 LOCATION NOT OTHERWISE SPECIFIED
•
STYLE DESIGNATOR: CURVED ARCH
•
SURFACE TREATMENT: CADMIUM
•
CUSHION: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.875 INCHES NOMINAL IN
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.031 INCHES NOMINAL IN
SPECIAL FEATURESNON TURN BENT TAB ON MOUNTING HOLE END
MOUNTING HOLE SIZE0.172 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010 LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORCURVED ARCH
SURFACE TREATMENTCADMIUM
CUSHIONNOT INCLUDED
OVERALL WIDTH0.370 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
ASTM B221Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
C1107Interchangeable
interchangeable cross-reference
interchangeable
C1107GInterchangeable
interchangeable cross-reference
interchangeable
4820PL1205173Interchangeable
interchangeable cross-reference
interchangeable
56169Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C110-7?
C110-7 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace C110-7?
There are 7 known substitutes for C110-7: ASTM B221, AMS-QQ-A-200/11, C1107 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C110-7?
C110-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-105-6069. 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