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YD353 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

YD353: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 1.062 INCHES NOMINAL IN, length: 2.375 INCHES NOMINAL IN, material: STEEL, inside_width: 0.998 INCHES NOMINAL IN, hole_diameter: 0.218 INCHES NOMINAL IN, inside_length: 1.498 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-006-9614, 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
YD353
NSN: 5340-00-006-9614
FSC: 5340 — Hardware, Commercial
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
width1.062 INCHES NOMINAL IN
length2.375 INCHES NOMINAL IN
materialSTEEL
inside_width0.998 INCHES NOMINAL IN
hole_diameter0.218 INCHES NOMINAL IN
inside_length1.498 INCHES NOMINAL IN
body_thickness0.032 INCHES NOMINAL IN
flange_thickness0.032 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleBAND TYPE
first_recess_inside_height1.062 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE OR RECTANGULAR RECESS
NSN5340-00-006-9614
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: YD353 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
•
INSIDE WIDTH: 0.998 INCHES NOMINAL IN
•
LENGTH: 2.375 INCHES NOMINAL IN
•
INSIDE LENGTH: 1.498 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.032 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 1.062 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
•
SECURING DEVICE TYPE: THREADED FASTENER
TECHNICAL CHARACTERISTICS
INSIDE WIDTH0.998 INCHES NOMINAL IN
LENGTH2.375 INCHES NOMINAL IN
INSIDE LENGTH1.498 INCHES NOMINAL IN
FLANGE THICKNESS0.032 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT1.062 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
SECURING DEVICE TYPETHREADED FASTENER
PERIPHERAL SHAPE STYLEBAND TYPE
WIDTH1.062 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
56086Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is YD353?
YD353 is a COVER,ACCESS.
What parts can replace YD353?
There is 1 known substitute for YD353: 56086. Substitute compatibility should be verified for your specific system.
What is the NSN for YD353?
YD353 is cataloged in the U.S. Government catalog under NSN 5340-00-006-9614. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.