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7417584 — FLAPPER,MAST HEAD

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7417584: FLAPPER,MAST HEAD.

The FLAPPER,MAST HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_length: 5.380 INCHES NOMINAL IN, surface_treatment: PASSIVATE, end_item_identification: 7387864 AFT HIGH WATER ALARM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-561-5928, 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
7417584
NSN: 5340-01-561-5928
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_length5.380 INCHES NOMINAL IN
surface_treatmentPASSIVATE
end_item_identification7387864 AFT HIGH WATER ALARM
NSN5340-01-561-5928
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7417584 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
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OVERALL LENGTH5.380 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
END ITEM IDENTIFICATION7387864 AFT HIGH WATER ALARM
MATERIALSTEEL CORROSION RESISTING
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 7417584?
7417584 is a FLAPPER,MAST HEAD.
What is the NSN for 7417584?
7417584 is cataloged in the U.S. Government catalog under NSN 5340-01-561-5928. 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.