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S9404-85 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S9404-85: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY 6061, design_type: SOLID, end_diameter: 0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM IN, bore_diameter: 0.0850 INCHES MINIMUM AND 0.0890 INCHES MAXIMUM IN, overall_height: 0.1100 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-124-5985, 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
S9404-85
NSN: 5340-01-124-5985
FSC: 5340 — Hardware, Commercial
CAGE: 2N935 — BOEING DISTRIBUTION SERVICES X, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
design_typeSOLID
end_diameter0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM IN
bore_diameter0.0850 INCHES MINIMUM AND 0.0890 INCHES MAXIMUM IN
overall_height0.1100 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
style_designatorSEAT
surface_treatmentANODIZE
first_step_diameter0.8600 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
distance_from_end_to_first_step0.0700 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
material_document_and_classificationQQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-124-5985
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S9404-85 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
•
FIRST STEP DIAMETER: 0.8600 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
•
END DIAMETER: 0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE FROM END TO FIRST STEP: 0.0700 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1100 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
FIRST STEP DIAMETER0.8600 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
END DIAMETER0.6600 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE FROM END TO FIRST STEP0.0700 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENTANODIZE
BORE DIAMETER0.0850 INCHES MINIMUM AND 0.0890 INCHES MAXIMUM IN
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
10112441Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 S9404-85?
S9404-85 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace S9404-85?
There is 1 known substitute for S9404-85: 10112441. Substitute compatibility should be verified for your specific system.
What is the NSN for S9404-85?
S9404-85 is cataloged in the U.S. Government catalog under NSN 5340-01-124-5985. This indicates validated use in U.S. government and defense supply chains.
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