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Technical Data Sheet
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350663 — CLAMP,LOOP

✓ Government record, cited
Legrand · ORING SEAL
PRODUCT OVERVIEW

350663: CLAMP,LOOP.

The CLAMP,LOOP is a Legrand industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-00-205-6208, 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
350663
NSN: 5340-00-205-6208
FSC: 5340 — Hardware, Commercial
CAGE: 30874 — INTERNATIONAL BUSINESS MACHINES CORPORATION DBA IBM (USA)
SPECIFICATIONS
Part Number350663
ManufacturerLegrand
NSN5340-00-205-6208
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 350663 MFR: Legrand ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 9
TYPE67-16-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
291AS253-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
7-16 6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
F6NY-437-0Reference document
Same NSN cross-reference
Reference document — Secondary reference
907747-06Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
422011Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 350663?
350663 is a CLAMP,LOOP manufactured by Legrand.
What parts can replace 350663?
There are 9 known substitutes for 350663: TYPE67-16-6, 291AS253-7, 7-16 6 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 350663?
350663 is cataloged in the U.S. Government catalog under NSN 5340-00-205-6208. 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.