NSN 3040-01-424-4696 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-424-4696. Manufacturer of record part number: DMD-1784.
Also searched as3040-01-424-4696 ·
3040014244696 ·
NIIN 014244696 ·
01-424-4696 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 70433 · DMD-1784 · AMD-1088 ITEM 20 · AMD-1088
Overall Outside Diameter: 72.000 INCHES NOMINAL IN
Braking Surface Location: EXTERNAL
Material: STEEL CORROSION RESISTING OVERALL
Cooling Fin: NOT INCLUDED
2 manufacturer part numbers on file
Manufacturer of record: Appleton Marine Inc
Identification
NSN: 3040-01-424-4696
NIIN: 014244696
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: DMD-1784
Manufacturer: Appleton Marine Inc
General Description
The Brake Drum, cataloged under National Stock Number 3040-01-424-4696, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Appleton Marine Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-424-4696
Primary Part Number
DMD-1784
Item Name
Brake Drum
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Appleton Marine Inc
Status
ACTIVE
Overall Outside Diameter
72.000 INCHES NOMINAL IN
Braking Surface Location
EXTERNAL
Material
STEEL CORROSION RESISTING OVERALL
Cooling Fin
NOT INCLUDED
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-424-5414DMD-1785POSSIBLE MATCH
BRAKE DRUM
Possible match (shared part number)Appleton Marine Inc
3950-01-424-5415DMD-1745POSSIBLE MATCH
PULLEY,WHELPED GROOVE
Possible match (shared part number)Appleton Marine Inc
3950-01-424-6149DMD-1814POSSIBLE MATCH
SUPPORT,WINCH
Possible match (shared part number)Appleton Marine Inc
3950-01-424-6839JMD-1045POSSIBLE MATCH
CAPSTAN,WINDLASS
Possible match (shared part number)Appleton Marine Inc
3950-01-424-6846MMD-2221POSSIBLE MATCH
ROLLER,LEVELWIND,WINDLASS
Possible match (shared part number)Appleton Marine Inc
3040-01-425-6611MMD-2277POSSIBLE MATCH
SHAFT,STRAIGHT
Possible match (shared part number)Appleton Marine Inc
3040-01-425-6614MMD-2278POSSIBLE MATCH
SHAFT,STRAIGHT
Possible match (shared part number)Appleton Marine Inc
3040-01-425-6615JMD-1074POSSIBLE MATCH
COLLAR,SHAFT
Possible match (shared part number)Appleton Marine Inc
3040-01-425-6616MMD-2308POSSIBLE MATCH
SHAFT,SHOULDERED
Possible match (shared part number)Appleton Marine Inc
NSN 3040-01-424-4696 is a Brake Drum, manufactured by Appleton Marine Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-424-4696?
NSN 3040-01-424-4696 has 2 manufacturer part numbers on file: AMD-1088 ITEM 20 (Appleton Marine Inc), DMD-1784 (Appleton Marine Inc).
What NSN replaces 3040-01-424-4696?
9 possible matches (shared part number, not a government interchangeability claim): 3040-01-424-5414, 3950-01-424-5415, 3950-01-424-6149. Verify interchangeability with system specifications before substitution.
What are the specifications of DMD-1784?
Key specifications for DMD-1784: Overall Width: 19.500 INCHES NOMINAL IN; Overall Outside Diameter: 72.000 INCHES NOMINAL IN; Braking Surface Location: EXTERNAL; Special Features: USED ON APPLETON MARINE AMD-1088 COMBINATION WINCH/WINDLASS ASSEMBLY; WINDLASS BRAKE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-424-4696 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.