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Technical Data Sheet
PartsTable / MRO / 14378-7
14378-7 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The SWITCH,TOGGLE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, body_style: BUSHING MOUNT, body_width: 0.284 INCHES NOMINAL IN, body_length: 0.500 INCHES NOMINAL IN, actuator_style: ROUND, bushing_length: 0.280 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-842-0545, 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
MRO→ MRO_GENERAL→ 14378-7
NSN: 5330-00-842-0545
FSC: 5330
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
body_styleBUSHING MOUNT
body_width0.284 INCHES NOMINAL IN
body_length0.500 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.280 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height0.200 INCHES NOMINAL IN
hardness_rating65.0 SHORE DUROMETER A NOMINAL OVERALL
mounting_methodTHREADED BUSHING
outside_diameter2.500 INCHES NOMINAL IN
style_designatorCIRCULAR
NSN5330-00-842-0545
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 14378-7 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
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A NOMINAL OVERALL
•
APERTURE DIAMETER: 0.875 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
MATERIALRUBBER SYNTHETIC OVERALL
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
HARDNESS RATING65.0 SHORE DUROMETER A NOMINAL OVERALL
APERTURE DIAMETER0.875 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
42B569Interchangeable
interchangeable cross-reference
interchangeable
14378Interchangeable
interchangeable cross-reference
interchangeable
2297591Interchangeable
interchangeable cross-reference
interchangeable
143749Interchangeable
interchangeable cross-reference
interchangeable
695545-5Interchangeable
interchangeable cross-reference
interchangeable
3011660-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 14378-7?
14378-7 is a SWITCH,TOGGLE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 14378-7?
There are 8 known substitutes for 14378-7: 42B569, 14378, 2297591 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 14378-7?
14378-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-842-0545. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026