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S9404-12 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S9404-12: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include special_features: USED ON FAN AIR VALVE, style_designator: SEAT, end_item_identification: C-135 AIRCRAFT, part_name_assigned_by_controlling_agency: HELICAL COMPRESSION SPRING SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-530-3547, 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
S9404-12
NSN: 5340-01-530-3547
FSC: 5340 — Hardware, Commercial
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
special_featuresUSED ON FAN AIR VALVE
style_designatorSEAT
end_item_identificationC-135 AIRCRAFT
part_name_assigned_by_controlling_agencyHELICAL COMPRESSION SPRING SEAT
NSN5340-01-530-3547
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S9404-12 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
•
STYLE DESIGNATOR: SEAT
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSEAT
SPECIAL FEATURESUSED ON FAN AIR VALVE
PART NAME ASSIGNED BY CONTROLLING AGENCYHELICAL COMPRESSION SPRING SEAT
END ITEM IDENTIFICATIONC-135 AIRCRAFT
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S9404-12?
S9404-12 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for S9404-12?
S9404-12 is cataloged in the U.S. Government catalog under NSN 5340-01-530-3547. This indicates validated use in U.S. government and defense supply chains.
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