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PartsTable / COMPONENT / YW100-100-1
YW100-100-1 ✓ 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 COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 2.875 INCHES NOMINAL IN, length: 2.875 INCHES NOMINAL IN, material: STEEL, corner_radius: 0.375 INCHES NOMINAL IN, body_thickness: 0.625 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-393-4428, 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
YW100-100-1
NSN: 5340-00-393-4428
FSC: 5340
CAGE: 66850 — PENTAIR VALVES & CONTROLS US LP DIV PENTAIR FLOW CONTROL (USA)
SPECIFICATIONS
width2.875 INCHES NOMINAL IN
length2.875 INCHES NOMINAL IN
materialSTEEL
corner_radius0.375 INCHES NOMINAL IN
body_thickness0.625 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width2
hole_quantity_along_length2
cross-sectional_shape_styleFLAT
distance_between_holes_along_width1.875 INCHES NOMINAL IN
distance_between_holes_along_length1.875 INCHES NOMINAL IN
NSN5340-00-393-4428
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: YW100-100-1 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 SHAPE STYLE: RECTANGLE, MULTI HOLES
•
WIDTH: 2.875 INCHES NOMINAL IN
•
BODY THICKNESS: 0.625 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
HOLE QUANTITY ALONG WIDTH: 2
•
HOLE QUANTITY ALONG LENGTH: 2
•
LENGTH: 2.875 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 1.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
WIDTH2.875 INCHES NOMINAL IN
BODY THICKNESS0.625 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
HOLE QUANTITY ALONG WIDTH2
HOLE QUANTITY ALONG LENGTH2
LENGTH2.875 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH1.875 INCHES NOMINAL IN
MATERIALSTEEL
CROSS-SECTIONAL SHAPE STYLEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
41309Interchangeable
interchangeable cross-reference
interchangeable
RT6219Interchangeable
interchangeable cross-reference
interchangeable
309MGInterchangeable
interchangeable cross-reference
interchangeable
5020168-004Interchangeable
interchangeable cross-reference
interchangeable
ST251Interchangeable
interchangeable cross-reference
interchangeable
901552-02Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is YW100-100-1?
YW100-100-1 is a COVER,ACCESS.
What parts can replace YW100-100-1?
There are 6 known substitutes for YW100-100-1: 41309, RT6219, 309MG and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for YW100-100-1?
YW100-100-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-393-4428. 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