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A50383 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE INSULATOR, base_width: 0.938 INCHES NOMINAL IN, special_features: WEAPON SYSTEM ESSENTIAL, style_designator: THRU-HOLE, base_overall_length: 0.938 INCHES NOMINAL IN, end_item_identification: CH-53 A/D/E, MH-53E, RH-53 HELICOPTERS. A.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-189-2400, 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
A50383
NSN: 5930-00-189-2400
FSC: 5930
CAGE: 08719 — DUCOMMUN LABARGE TECHNOLOGIES, INC DBA DUCOMMUN LABARGE TECHNOLOGIES, INC (USA)
SPECIFICATIONS
materialRUBBER SILICONE INSULATOR
base_width0.938 INCHES NOMINAL IN
special_featuresWEAPON SYSTEM ESSENTIAL
style_designatorTHRU-HOLE
base_overall_length0.938 INCHES NOMINAL IN
end_item_identificationCH-53 A/D/E, MH-53E, RH-53 HELICOPTERS. A
criticality_code_justificationFEAT
center_to_center_distance_between_mounting_facilities_parallel_to_width0.906 INCHES NOMINAL IN
NSN5930-00-189-2400
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BOOT,DUST AND MOISTURE SEAL TITLE COMPONENT PN A50383 MFR BOOT,DUST AND MOISTURE
KEY FEATURES
•
STYLE DESIGNATOR: THRU-HOLE
•
BASE OVERALL LENGTH: 0.938 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE INSULATOR
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 0.906 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
BASE WIDTH: 0.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONCH-53 A/D/E, MH-53E, RH-53 HELICOPTERS. A
STYLE DESIGNATORTHRU-HOLE
BASE OVERALL LENGTH0.938 INCHES NOMINAL IN
MATERIALRUBBER SILICONE INSULATOR
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH0.906 INCHES NOMINAL IN
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATIONFEAT
BASE WIDTH0.938 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
50383Interchangeable
interchangeable cross-reference
interchangeable
SCB69581Interchangeable
interchangeable cross-reference
interchangeable
35141-1Interchangeable
interchangeable cross-reference
interchangeable
SMC2015887-1Interchangeable
interchangeable cross-reference
interchangeable
P383Interchangeable
interchangeable cross-reference
interchangeable
PC328Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A50383?
A50383 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace A50383?
There are 8 known substitutes for A50383: 50383, SCB69581, 35141-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A50383?
A50383 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-189-2400. 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