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PartsTable / COMPONENT / NS-3205ASSEMBLY2 1/2B PART2
NS-3205ASSEMBLY2 1/2B PART2 ✓ 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 NS-3205ASSEMBLY2 1/2B PART2 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-104-1500, 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
NS-3205ASSEMBLY2 1/2B PART2
NSN: 5340-01-104-1500
FSC: 5340
CAGE: 11836 — NATIONAL OILWELL (USA)
SPECIFICATIONS
Part NumberNS-3205ASSEMBLY2 1/2B PART2
NSN5340-01-104-1500
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NS-3205ASSEMBLY2 1/2B PART2 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
•
BOLT CIRCLE HOLE QUANTITY: 7
•
FEATURES PROVIDED: SEALING CAPABILITY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
•
OUTSIDE DIAMETER: 6.875 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 5.688 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
HOLE DIAMETER: 0.688 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BOLT CIRCLE HOLE QUANTITY7
FEATURES PROVIDEDSEALING CAPABILITY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
OUTSIDE DIAMETER6.875 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER5.688 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
CRITICALITY CODE JUSTIFICATIONZZZY
HOLE DIAMETER0.688 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
5594 PART 2 3INUpgraded Successor
successor cross-reference
successor
5594Upgraded Successor
successor cross-reference
successor
NS3205 PIECE 2 2 1/2INInterchangeable
interchangeable cross-reference
interchangeable
NLT300-7Interchangeable
interchangeable cross-reference
interchangeable
NLT300-7L1Interchangeable
Same NIIN cross-reference
interchangeable
SS845-2181251 PIECE 2 3INInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NS-3205ASSEMBLY2 1/2B PART2?
NS-3205ASSEMBLY2 1/2B PART2 is a NS-3205ASSEMBLY2 1/2B PART2.
What parts can replace NS-3205ASSEMBLY2 1/2B PART2?
There are 7 known substitutes for NS-3205ASSEMBLY2 1/2B PART2: 5594 PART 2 3IN, 5594, NS3205 PIECE 2 2 1/2IN and 4 more. Substitute compatibility should be verified for your specific system.
Is NS-3205ASSEMBLY2 1/2B PART2 still available?
NS-3205ASSEMBLY2 1/2B PART2 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