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PartsTable / COMPONENT / X70028 PIECE 73
X70028 PIECE 73 ✓ 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: STEEL COMP 302 OVERALL, outside_diameter: 6.813 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 6.375 INCHES NOMINAL IN, cross-sectional_thickness: 0.063 INCHES NOMINAL IN, cross-sectional_shape_style: RECTANGULAR METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-306-7886, 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
X70028 PIECE 73
NSN: 5330-01-306-7886
FSC: 5330
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
outside_diameter6.813 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter6.375 INCHES NOMINAL IN
cross-sectional_thickness0.063 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR METAL
material_document_and_classificationQQ-S-763,COND C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-306-7886
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: X70028 PIECE 73 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: 6.375 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 302 OVERALL
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
•
OUTSIDE DIAMETER: 6.813 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.063 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER6.375 INCHES NOMINAL IN
MATERIALSTEEL COMP 302 OVERALL
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND C FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
OUTSIDE DIAMETER6.813 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.063 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
PGRInterchangeable
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7004-00Interchangeable
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7003Interchangeable
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10-300Interchangeable
interchangeable cross-reference
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A106-252-1AInterchangeable
interchangeable cross-reference
interchangeable
702998Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X70028 PIECE 73?
X70028 PIECE 73 is a GASKET.
What parts can replace X70028 PIECE 73?
There are 7 known substitutes for X70028 PIECE 73: PGR, 7004-00, 7003 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X70028 PIECE 73?
X70028 PIECE 73 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-306-7886. 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