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Technical Data Sheet
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S30351B — STAY,LOCKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S30351B: STAY,LOCKING.

The STAY,LOCKING is a the manufacturer industrial component. Key specifications include end_item_identification: FLIGHT DATA INPUT OUTPUT (FDIO), part_name_assigned_by_controlling_agency: SUPPORT HINGED, PH. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-557-9398, 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
S30351B
NSN: 5340-01-557-9398
FSC: 5340 — Hardware, Commercial
CAGE: 08125 — U S DEPT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION (USA)
SPECIFICATIONS
end_item_identificationFLIGHT DATA INPUT OUTPUT (FDIO)
part_name_assigned_by_controlling_agencySUPPORT HINGED, PH
NSN5340-01-557-9398
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S30351B 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYSUPPORT HINGED, PH
END ITEM IDENTIFICATIONFLIGHT DATA INPUT OUTPUT (FDIO)
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S30351B?
S30351B is a STAY,LOCKING.
What is the NSN for S30351B?
S30351B is cataloged in the U.S. Government catalog under NSN 5340-01-557-9398. This indicates validated use in U.S. government and defense supply chains.
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