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PartsTable / COMPONENT / A7851PC14
A7851PC14 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include peripheral_diameter: 1.125 INCHES NOMINAL IN, center_hole_diameter: 0.719 INCHES NOMINAL IN, cross-sectional_height: 0.312 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-731-4185, 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
A7851PC14
NSN: 5330-00-731-4185
FSC: 5330
CAGE: 74965 — CLARK-RELIANCE LLC DBA JERGUSON GAGE & VALVE (USA)
SPECIFICATIONS
peripheral_diameter1.125 INCHES NOMINAL IN
center_hole_diameter0.719 INCHES NOMINAL IN
cross-sectional_height0.312 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
NSN5330-00-731-4185
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A7851PC14 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
•
PERIPHERAL DIAMETER: 1.125 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
CROSS-SECTIONAL HEIGHT: 0.312 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.719 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER1.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CROSS-SECTIONAL HEIGHT0.312 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.719 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
220D28Interchangeable
interchangeable cross-reference
interchangeable
1105Interchangeable
interchangeable cross-reference
interchangeable
MAGNESIAInterchangeable
interchangeable cross-reference
interchangeable
G17Interchangeable
interchangeable cross-reference
interchangeable
9176527Interchangeable
interchangeable cross-reference
interchangeable
ISR-17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7851PC14?
A7851PC14 is a PACKING,PREFORMED.
What parts can replace A7851PC14?
There are 10 known substitutes for A7851PC14: 220D28, 1105, MAGNESIA and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A7851PC14?
A7851PC14 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-731-4185. 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