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Technical Data Sheet
PartsTable / COMPONENT / DL3500BH/70320
DL3500BH/70320 ✓ 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 DL3500BH/70320 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-323-7887, 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
DL3500BH/70320
NSN: 5340-01-323-7887
FSC: 5340
CAGE: U7384 — MSI-DEFENCE SYSTEMS LTD (GBR)
SPECIFICATIONS
Part NumberDL3500BH/70320
NSN5340-01-323-7887
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DL3500BH/70320 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
70320Upgraded Successor
successor cross-reference
successor
GGG-W-201Interchangeable
interchangeable cross-reference
interchangeable
0544 9663Interchangeable
interchangeable cross-reference
interchangeable
304178Interchangeable
interchangeable cross-reference
interchangeable
F616Interchangeable
interchangeable cross-reference
interchangeable
PS1516-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DL3500BH/70320?
DL3500BH/70320 is a DL3500BH/70320.
What parts can replace DL3500BH/70320?
There are 6 known substitutes for DL3500BH/70320: 70320, GGG-W-201, 0544 9663 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DL3500BH/70320?
DL3500BH/70320 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-323-7887. 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