PartsTable
Technical Data Sheet
1780845-3 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include material: PLASTIC, length_under_shoulder: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, open_end_inside_diameter: 0.654 INCHES MINIMUM AND 0.674 INCHES MAXIMUM IN, closed_end_overall_diameter: 0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-582-7162, 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
1780845-3
NSN: 5340-00-582-7162
FSC: 5340
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC
length_under_shoulder0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
open_end_inside_diameter0.654 INCHES MINIMUM AND 0.674 INCHES MAXIMUM IN
closed_end_overall_diameter0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
NSN5340-00-582-7162
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1780845-3 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
CLOSED END OVERALL DIAMETER: 0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
MATERIAL: PLASTIC
OPEN END INSIDE DIAMETER: 0.654 INCHES MINIMUM AND 0.674 INCHES MAXIMUM IN
LENGTH UNDER SHOULDER: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CLOSED END OVERALL DIAMETER0.630 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
MATERIALPLASTIC
OPEN END INSIDE DIAMETER0.654 INCHES MINIMUM AND 0.674 INCHES MAXIMUM IN
LENGTH UNDER SHOULDER0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
G10125PC37Upgraded Successor
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PC451S42-027PC436Upgraded Successor
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PC461S42-281PC436Upgraded Successor
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72-8396-036Upgraded Successor
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72-83960-036Upgraded Successor
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2471063Upgraded Successor
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LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1780845-3?
1780845-3 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace 1780845-3?
There are 30 known substitutes for 1780845-3: G10125PC37, PC451S42-027PC436, PC461S42-281PC436 and 27 more. Substitute compatibility should be verified for your specific system.
Is 1780845-3 still available?
1780845-3 is currently cancelled.
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