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PartsTable / COMPONENT / 157D0685
157D0685 ✓ 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, overall_width: 8.625 INCHES NOMINAL IN, aperture_width: 8.000 INCHES NOMINAL IN, overall_length: 21.188 INCHES NOMINAL IN, aperture_length: 20.563 INCHES NOMINAL IN, style_designator: NON-CIRCULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-585-8277, 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
157D0685
NSN: 5330-00-585-8277
FSC: 5330
CAGE: 75377 — KURZ & ROOT GENERATOR COMPANY, LLC (USA)
SPECIFICATIONS
materialCORK AND RUBBER SYNTHETIC OVERALL
overall_width8.625 INCHES NOMINAL IN
aperture_width8.000 INCHES NOMINAL IN
overall_length21.188 INCHES NOMINAL IN
aperture_length20.563 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
inside_corner_radius0.844 INCHES NOMINAL IN
outside_corner_radius1.156 INCHES NOMINAL IN
cross-sectional_thickness0.063 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-585-8277
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 157D0685 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: 0.844 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 1.156 INCHES NOMINAL IN
•
APERTURE LENGTH: 20.563 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.063 INCHES NOMINAL IN
•
APERTURE WIDTH: 8.000 INCHES NOMINAL IN
•
MATERIAL: CORK AND RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH8.625 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.844 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS1.156 INCHES NOMINAL IN
OVERALL LENGTH21.188 INCHES NOMINAL IN
APERTURE LENGTH20.563 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.063 INCHES NOMINAL IN
APERTURE WIDTH8.000 INCHES NOMINAL IN
MATERIALCORK AND RUBBER SYNTHETIC OVERALL
STYLE DESIGNATORNON-CIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
85-310Interchangeable
interchangeable cross-reference
interchangeable
M-447544SUB2PT3Interchangeable
interchangeable cross-reference
interchangeable
724345Interchangeable
interchangeable cross-reference
interchangeable
1223925Interchangeable
interchangeable cross-reference
interchangeable
12097Interchangeable
interchangeable cross-reference
interchangeable
2234000G001-031Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 157D0685?
157D0685 is a GASKET.
What parts can replace 157D0685?
There are 16 known substitutes for 157D0685: 85-310, M-447544SUB2PT3, 724345 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 157D0685?
157D0685 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-585-8277. 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