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WB30011 — SEAL,NONMETALLIC ROUND SECTION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

WB30011: SEAL,NONMETALLIC ROUND SECTION.

The SEAL,NONMETALLIC ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, construction: SOLID, aperture_width: 4.681 INCHES NOMINAL IN, aperture_length: 5.618 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, fabrication_method: SOLID. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-301-7376, 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
WB30011
NSN: 5330-00-301-7376
FSC: 5330 — Packing and Gasket Materials
CAGE: 56118 — SPARTON CORP (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
constructionSOLID
aperture_width4.681 INCHES NOMINAL IN
aperture_length5.618 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
fabrication_methodSOLID
inside_corner_radius0.872 INCHES NOMINAL IN
outside_corner_radius1.096 INCHES NOMINAL IN
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
material_document_and_classificationASTM D2000 2BC520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-301-7376
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: WB30011 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 CORNER RADIUS: 0.872 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 2BC520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
•
APERTURE WIDTH: 4.681 INCHES NOMINAL IN
•
APERTURE LENGTH: 5.618 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
•
OUTSIDE CORNER RADIUS: 1.096 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE CORNER RADIUS0.872 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 2BC520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLECIRCULAR
APERTURE WIDTH4.681 INCHES NOMINAL IN
APERTURE LENGTH5.618 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
OUTSIDE CORNER RADIUS1.096 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
FABRICATION METHODSOLID
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 2
5330003017376Reference document
Same NSN cross-reference
Reference document — Informative reference only
7954712Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WB30011?
WB30011 is a SEAL,NONMETALLIC ROUND SECTION.
What parts can replace WB30011?
There are 2 known substitutes for WB30011: 5330003017376, 7954712. Substitute compatibility should be verified for your specific system.
What is the NSN for WB30011?
WB30011 is cataloged in the U.S. Government catalog under NSN 5330-00-301-7376. 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.