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Technical Data Sheet
A4306A ✓ 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 color: BLACK, material: RUBBER SYNTHETIC OVERALL, hardness_rating: 40.0 SHORE DUROMETER A NOMINAL OVERALL, peripheral_diameter: 0.650 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, center_hole_diameter: 0.469 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN, cross-sectional_height: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-663-7165, 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
A4306A
NSN: 5330-00-663-7165
FSC: 5330
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER SYNTHETIC OVERALL
hardness_rating40.0 SHORE DUROMETER A NOMINAL OVERALL
peripheral_diameter0.650 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
center_hole_diameter0.469 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
cross-sectional_height0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
NSN5330-00-663-7165
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A4306A 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: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE: CUP
CENTER HOLE DIAMETER: 0.469 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
PERIPHERAL DIAMETER: 0.650 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
HARDNESS RATING: 40.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIAL: RUBBER SYNTHETIC OVERALL
COLOR: BLACK
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLECUP
CENTER HOLE DIAMETER0.469 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
PERIPHERAL DIAMETER0.650 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
HARDNESS RATING40.0 SHORE DUROMETER A NOMINAL OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
COLORBLACK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
262-198Interchangeable
interchangeable cross-reference
interchangeable
262-0198-00Interchangeable
interchangeable cross-reference
interchangeable
NL6220-001Interchangeable
interchangeable cross-reference
interchangeable
53-1230Interchangeable
interchangeable cross-reference
interchangeable
262-0198-000Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4306A?
A4306A is a PACKING,PREFORMED.
What parts can replace A4306A?
There are 5 known substitutes for A4306A: 262-198, 262-0198-00, NL6220-001 and 2 more. Substitute compatibility should be verified for your specific system.
Is A4306A still available?
A4306A is currently cancelled.
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