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0381-840017 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

0381-840017: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. This part is cataloged in the U.S. Government catalog under NSN 5340-01-723-0416, 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
0381-840017
NSN: 5340-01-723-0416
FSC: 5340 — Hardware, Commercial
CAGE: 3ZCR2 — AERO INDUSTRIES, INC. DIV AERO INDUSTRIES (USA)
SPECIFICATIONS
Part Number0381-840017
NSN5340-01-723-0416
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0381-840017 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 2
2127465Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
WP 1408 R00285-9-2320-459Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 0381-840017?
0381-840017 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 0381-840017?
There are 2 known substitutes for 0381-840017: 2127465, WP 1408 R00285-9-2320-459. Substitute compatibility should be verified for your specific system.
What is the NSN for 0381-840017?
0381-840017 is cataloged in the U.S. Government catalog under NSN 5340-01-723-0416. This indicates validated use in U.S. government and defense supply chains.
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