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S9404-54 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S9404-54: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.3450 INCHES MINIMUM AND 0.3550 INCHES MAXIMUM IN, bore_diameter: 0.0900 INCHES MINIMUM AND 0.0960 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 5340-00-132-3614, 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
S9404-54
NSN: 5340-00-132-3614
NIINs: 001323614, 013506797
FSC: 5340 — Hardware, Commercial
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.3450 INCHES MINIMUM AND 0.3550 INCHES MAXIMUM IN
bore_diameter0.0900 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
overall_height0.1100 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
style_designatorSEAT
first_step_diameter0.5000 INCHES NOMINAL IN
distance_from_end_to_first_step0.0700 INCHES NOMINAL IN
material_document_and_classificationQQ-S-763, 300 SERIES EXCEPT CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-132-3614
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S9404-54 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
•
FSC APPLICATION DATA: AIRCRAFT AIRCONDITIONING SYSTEM
•
FIRST STEP DIAMETER: 0.5200 INCHES MINIMUM AND 0.5300 INCHES MAXIMUM IN
•
END DIAMETER: 0.3550 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.0800 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
BORE DIAMETER: 0.0900 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1400 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM IN
FSC APPLICATION DATAAIRCRAFT AIRCONDITIONING SYSTEM
FIRST STEP DIAMETER0.5200 INCHES MINIMUM AND 0.5300 INCHES MAXIMUM IN
END DIAMETER0.3550 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.0800 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
BORE DIAMETER0.0900 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 1
S9404-56Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is S9404-54?
S9404-54 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace S9404-54?
There is 1 known substitute for S9404-54: S9404-56. Substitute compatibility should be verified for your specific system.
What is the NSN for S9404-54?
S9404-54 is cataloged in the U.S. Government catalog under NSN 5340-00-132-3614. This indicates validated use in U.S. government and defense supply chains.
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