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784583-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

784583-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.4820 INCHES MINIMUM AND 0.4860 INCHES MAXIMUM IN, bore_diameter: 0.1246 INCHES MINIMUM AND 0.1254 INCHES MAXIMUM IN, overall_height: 0.1700 INCHES NOMINAL IN, special_features: BORE 32 MICROINCH FINISH. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-185-6636, 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
784583-1
NSN: 5340-01-185-6636
FSC: 5340 — Hardware, Commercial
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.4820 INCHES MINIMUM AND 0.4860 INCHES MAXIMUM IN
bore_diameter0.1246 INCHES MINIMUM AND 0.1254 INCHES MAXIMUM IN
overall_height0.1700 INCHES NOMINAL IN
special_featuresBORE 32 MICROINCH FINISH
style_designatorSEAT
first_step_diameter0.7000 INCHES NOMINAL IN
chamfer_angle_in_deg30.0
fsc_application_dataACFT ENG FUEL SYSTEM COMPONENTS
supplementary_featuresUSED ON BYPASS VALVE,785555,FOR F100 ACFT ENGINE
distance_from_end_to_first_step0.1100 INCHES NOMINAL IN
NSN5340-01-185-6636
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 784583-1 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: ACFT ENG FUEL SYSTEM COMPONENTS
•
FIRST STEP DIAMETER: 0.7000 INCHES NOMINAL IN
•
END DIAMETER: 0.4820 INCHES MINIMUM AND 0.4860 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.1100 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
SUPPLEMENTARY FEATURES: USED ON BYPASS VALVE,785555,FOR F100 ACFT ENGINE
•
STYLE DESIGNATOR: SEAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1700 INCHES NOMINAL IN
FSC APPLICATION DATAACFT ENG FUEL SYSTEM COMPONENTS
FIRST STEP DIAMETER0.7000 INCHES NOMINAL IN
END DIAMETER0.4820 INCHES MINIMUM AND 0.4860 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.1100 INCHES NOMINAL IN
DESIGN TYPESOLID
SUPPLEMENTARY FEATURESUSED ON BYPASS VALVE,785555,FOR F100 ACFT ENGINE
STYLE DESIGNATORSEAT
SPECIAL FEATURESBORE 32 MICROINCH FINISH
CHAMFER ANGLE IN DEG30.0
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 784583-1?
784583-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 784583-1?
784583-1 is cataloged in the U.S. Government catalog under NSN 5340-01-185-6636. This indicates validated use in U.S. government and defense supply chains.
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