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221617-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

221617-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY, design_type: SOLID, end_diameter: 0.3350 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN, bore_diameter: 0.1180 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, overall_height: 0.1300 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-001-4559, 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
221617-1
NSN: 5340-00-001-4559
NIINs: 000014559, 010752012, 013730343
FSC: 5340 — Hardware, Commercial
CAGE: 06987 — FL AEROSPACE CORP JANITROL AERO DIV/GENERAL DESIGN (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
design_typeSOLID
end_diameter0.3350 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN
bore_diameter0.1180 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
overall_height0.1300 INCHES MINIMUM AND 0.1500 INCHES MAXIMUM IN
style_designatorSEAT
surface_treatmentANODIZE
first_step_diameter0.4800 INCHES MINIMUM AND 0.4900 INCHES MAXIMUM IN
countersink_diameter0.2600 INCHES MINIMUM AND 0.2900 INCHES MAXIMUM IN
countersink_angle_in_deg86.0
distance_from_end_to_first_step0.0650 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM IN
NSN5340-00-001-4559
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 221617-1 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
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 221617-1?
221617-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 221617-1?
221617-1 is cataloged in the U.S. Government catalog under NSN 5340-00-001-4559. This indicates validated use in U.S. government and defense supply chains.
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