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3351-28 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3351-28: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include reference_number_differentiating_characteristics: SELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-788-7598, 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
3351-28
NSN: 5340-00-788-7598
FSC: 5340 — Hardware, Commercial
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
reference_number_differentiating_characteristicsSELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR
NSN5340-00-788-7598
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3351-28 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
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: SELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR
TECHNICAL CHARACTERISTICS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSSELECTED AND TESTED FOR USE ON ELECTROLYTIC OXYGEN-NITROGEN GENERATOR
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
3351-9PC2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3351-28?
3351-28 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 3351-28?
There is 1 known substitute for 3351-28: 3351-9PC2. Substitute compatibility should be verified for your specific system.
What is the NSN for 3351-28?
3351-28 is cataloged in the U.S. Government catalog under NSN 5340-00-788-7598. This indicates validated use in U.S. government and defense supply chains.
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