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Technical Data Sheet
PartsTable / COMPONENT / 21470E
21470E ✓ 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 DRAIN,AUTOMATIC,BOAT is a the manufacturer industrial component. Key specifications include special_features: 3/4IN. NPT IN, end_item_identification: BOAT, RIGID INFLATABLE, 11 METER, 11MRB0421, part_name_assigned_by_controlling_agency: BILGE DRAIN PLUG.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2040-01-538-2820, 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
21470E
NSN: 2040-01-538-2820
FSC: 2040
CAGE: 58367 — WILLARD MARINE, INC. (USA)
SPECIFICATIONS
special_features3/4IN. NPT IN
end_item_identificationBOAT, RIGID INFLATABLE, 11 METER, 11MRB0421
part_name_assigned_by_controlling_agencyBILGE DRAIN PLUG
NSN2040-01-538-2820
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DRAIN,AUTOMATIC,BOAT TITLE COMPONENT PN 21470E MFR DRAIN,AUTOMATIC,BOAT
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONBOAT, RIGID INFLATABLE, 11 METER, 11MRB0421
PART NAME ASSIGNED BY CONTROLLING AGENCYBILGE DRAIN PLUG
SPECIAL FEATURES3/4IN. NPT IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
RL375Interchangeable
interchangeable cross-reference
interchangeable
21470Interchangeable
interchangeable cross-reference
interchangeable
4056-2-2Interchangeable
interchangeable cross-reference
interchangeable
AN4022-1Interchangeable
interchangeable cross-reference
interchangeable
NSS10Interchangeable
interchangeable cross-reference
interchangeable
21470NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21470E?
21470E is a DRAIN,AUTOMATIC,BOAT.
What parts can replace 21470E?
There are 7 known substitutes for 21470E: RL375, 21470, 4056-2-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21470E?
21470E is cataloged in the Federal Logistics Information System (FLIS) under NSN 2040-01-538-2820. 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