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AC1609-20D9 — HOLDER,SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AC1609-20D9: HOLDER,SPRING.

The HOLDER,SPRING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, usage_design: CENTERS AND POSITIONS SPRING, surface_treatment: PASSIVATE, fsc_application_data: FILTER,FUEL ACFT ENGINE, attachment_to_item_supported_method: FRICTION MTD BY SPRING COMPRESSION, supporting_object/surface_attachment_method: MTD 0.140 IN. DIA HOLE IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-00-763-3209, 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
AC1609-20D9
NSN: 5340-00-763-3209
FSC: 5340 — Hardware, Commercial
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
usage_designCENTERS AND POSITIONS SPRING
surface_treatmentPASSIVATE
fsc_application_dataFILTER,FUEL ACFT ENGINE
attachment_to_item_supported_methodFRICTION MTD BY SPRING COMPRESSION
supporting_object/surface_attachment_methodMTD 0.140 IN. DIA HOLE IN
NSN5340-00-763-3209
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AC1609-20D9 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: FILTER,FUEL ACFT ENGINE
•
SUPPORTING OBJECT/SURFACE ATTACHMENT METHOD: MTD 0.140 IN. DIA HOLE IN
•
ATTACHMENT TO ITEM SUPPORTED METHOD: FRICTION MTD BY SPRING COMPRESSION
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL CORROSION RESISTING
•
USAGE DESIGN: CENTERS AND POSITIONS SPRING
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFILTER,FUEL ACFT ENGINE
SUPPORTING OBJECT/SURFACE ATTACHMENT METHODMTD 0.140 IN. DIA HOLE IN
ATTACHMENT TO ITEM SUPPORTED METHODFRICTION MTD BY SPRING COMPRESSION
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL CORROSION RESISTING
USAGE DESIGNCENTERS AND POSITIONS SPRING
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
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is AC1609-20D9?
AC1609-20D9 is a HOLDER,SPRING.
What is the NSN for AC1609-20D9?
AC1609-20D9 is cataloged in the U.S. Government catalog under NSN 5340-00-763-3209. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.