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GBW73 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: CORK AND RUBBER SYNTHETIC OVERALL, outside_diameter: 1.062 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.945 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN, cross-sectional_thickness: 0.031 INCHES NOMINAL IN, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-144-3325, 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
GBW73
NSN: 5330-00-144-3325
FSC: 5330
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
materialCORK AND RUBBER SYNTHETIC OVERALL
outside_diameter1.062 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.945 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-144-3325
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GBW73 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
•
APERTURE DIAMETER: 0.945 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 1.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL: CORK AND RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER0.945 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER1.062 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
MATERIALCORK AND RUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6441Interchangeable
interchangeable cross-reference
interchangeable
DA6441Interchangeable
interchangeable cross-reference
interchangeable
14U1037PCDA6441Interchangeable
interchangeable cross-reference
interchangeable
341633Interchangeable
interchangeable cross-reference
interchangeable
695629Interchangeable
interchangeable cross-reference
interchangeable
708-126Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GBW73?
GBW73 is a GASKET.
What parts can replace GBW73?
There are 14 known substitutes for GBW73: 6441, DA6441, 14U1037PCDA6441 and 11 more. Substitute compatibility should be verified for your specific system.
Is GBW73 still available?
GBW73 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026