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3392AS1740 — AMMUNITION CHUTE IN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3392AS1740: AMMUNITION CHUTE IN.

The AMMUNITION CHUTE IN is a the manufacturer industrial component. Key specifications include material: ALUMINUM, overall_width: 1.102 INCHES NOMINAL IN, overall_height: 0.880 INCHES NOMINAL IN, overall_length: 1.75 INCHES NOMINAL IN, special_features: NEXT HIGHER ASSEMBLY 339AS1698;SYSTEM USED ON A/A49E-27 MH-60S/M197;PIN MATE, end_item_identification: AA49E-27 H60S. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-645-0819, 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
3392AS1740
NSN: 5340-01-645-0819
NIINs: 016450819, 016450977
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialALUMINUM
overall_width1.102 INCHES NOMINAL IN
overall_height0.880 INCHES NOMINAL IN
overall_length1.75 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSEMBLY 339AS1698;SYSTEM USED ON A/A49E-27 MH-60S/M197;PIN MATE
end_item_identificationAA49E-27 H60S
part_name_assigned_by_controlling_agencyAMMUNITION CHUTE INTERFACE ITEMS
NSN5340-01-645-0819
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3392AS1740 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
TECHNICAL CHARACTERISTICS
OVERALL LENGTH1.75 INCHES NOMINAL IN
SPECIAL FEATURESNEXT HIGHER ASSEMBLY 339AS1698;SYSTEM USED ON A/A49E-27 MH-60S/M197;PIN MATE
PART NAME ASSIGNED BY CONTROLLING AGENCYAMMUNITION CHUTE INTERFACE ITEMS
END ITEM IDENTIFICATIONAA49E-27 H60S
SUBSTITUTES & CROSS-REFERENCES 1
3392AS1740-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3392AS1740?
3392AS1740 is a AMMUNITION CHUTE IN.
What parts can replace 3392AS1740?
There is 1 known substitute for 3392AS1740: 3392AS1740-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3392AS1740?
3392AS1740 is cataloged in the U.S. Government catalog under NSN 5340-01-645-0819. 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.