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SI-DS3 — SI-DS3

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SI-DS3: SI-DS3.

The SI-DS3 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-456-3778, 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
SI-DS3
NSN: 5340-01-456-3778
FSC: 5340 — Hardware, Commercial
CAGE: 53790 — STAUFF CORP (USA)
SPECIFICATIONS
Part NumberSI-DS3
NSN5340-01-456-3778
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SI-DS3 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
SUBSTITUTES & CROSS-REFERENCES 2
SIDS 2-5 W3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9325C11-1464-03Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SI-DS3?
SI-DS3 is a SI-DS3.
What parts can replace SI-DS3?
There are 2 known substitutes for SI-DS3: SIDS 2-5 W3, 9325C11-1464-03. Substitute compatibility should be verified for your specific system.
What is the NSN for SI-DS3?
SI-DS3 is cataloged in the U.S. Government catalog under NSN 5340-01-456-3778. This indicates validated use in U.S. government and defense supply chains.
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