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Technical Data Sheet
PartsTable / COMPONENT / S641US2G
S641US2G ✓ 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 STRIKE,CATCH is a the manufacturer industrial component. Key specifications include width: 1.031 INCHES NOMINAL IN, tongue_width: 0.812 INCHES NOMINAL IN, tongue_length: 0.563 INCHES NOMINAL IN, material_thickness: 0.078 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-329-2695, 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
S641US2G
NSN: 5340-00-329-2695
FSC: 5340
CAGE: 0BTF0 — EASTERN CO THE CCL SECURITY PRODUCTS (USA)
SPECIFICATIONS
width1.031 INCHES NOMINAL IN
tongue_width0.812 INCHES NOMINAL IN
tongue_length0.563 INCHES NOMINAL IN
material_thickness0.078 INCHES NOMINAL IN
NSN5340-00-329-2695
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S641US2G 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
•
WIDTH: 1.031 INCHES NOMINAL IN
•
TONGUE WIDTH: 0.812 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.078 INCHES NOMINAL IN
•
TONGUE LENGTH: 0.563 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH1.031 INCHES NOMINAL IN
TONGUE WIDTH0.812 INCHES NOMINAL IN
MATERIAL THICKNESS0.078 INCHES NOMINAL IN
TONGUE LENGTH0.563 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
641PSUpgraded Successor
successor cross-reference
successor
TC1092Upgraded Successor
successor cross-reference
successor
2T3812Upgraded Successor
successor cross-reference
successor
641-US2GUpgraded Successor
successor cross-reference
successor
015641DUpgraded Successor
successor cross-reference
successor
15641Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S641US2G?
S641US2G is a STRIKE,CATCH.
What parts can replace S641US2G?
There are 17 known substitutes for S641US2G: 641PS, TC1092, 2T3812 and 14 more. Substitute compatibility should be verified for your specific system.
Is S641US2G still available?
S641US2G 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