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104731730 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

104731730: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.1700 INCHES NOMINAL IN, overall_height: 0.2590 INCHES NOMINAL IN, special_features: MATL-STEEL MIL-S-7140;NOT CASEHARDENED, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-172-3750, 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
104731730
NSN: 5340-01-172-3750
FSC: 5340 — Hardware, Commercial
CAGE: 35012 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.1700 INCHES NOMINAL IN
overall_height0.2590 INCHES NOMINAL IN
special_featuresMATL-STEEL MIL-S-7140;NOT CASEHARDENED
style_designatorSEAT
first_step_length0.0620 INCHES NOMINAL IN
first_step_diameter0.3100 INCHES NOMINAL IN
second_end_diameter0.1700 INCHES NOMINAL IN
fsc_application_dataVALVE,LINEAR DIRECTIONAL CONTROL
distance_from_end_to_first_step0.1970 INCHES NOMINAL IN
NSN5340-01-172-3750
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 104731730 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: VALVE,LINEAR DIRECTIONAL CONTROL
•
FIRST STEP DIAMETER: 0.3100 INCHES NOMINAL IN
•
END DIAMETER: 0.1700 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.1700 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.1970 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.2590 INCHES NOMINAL IN
FSC APPLICATION DATAVALVE,LINEAR DIRECTIONAL CONTROL
FIRST STEP DIAMETER0.3100 INCHES NOMINAL IN
END DIAMETER0.1700 INCHES NOMINAL IN
SECOND END DIAMETER0.1700 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.1970 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
FIRST STEP LENGTH0.0620 INCHES NOMINAL IN
SPECIAL FEATURESMATL-STEEL MIL-S-7140;NOT CASEHARDENED
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 104731730?
104731730 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 104731730?
104731730 is cataloged in the U.S. Government catalog under NSN 5340-01-172-3750. This indicates validated use in U.S. government and defense supply chains.
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