NSN 5340-01-546-6484 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-546-6484. Manufacturer of record part number: 821900021.
Also searched as5340-01-546-6484 ·
5340015466484 ·
NIIN 015466484 ·
01-546-6484 ·
FSC 5340 Hardware, Commercial · CAGE 1PNP7 · 821900021
The Plug,expansion, cataloged under National Stock Number 5340-01-546-6484, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Duramax Marine, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-546-6484
Primary Part Number
821900021
Item Name
Plug,expansion
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Duramax Marine, Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068
COVER,ACCESS
5340-00-000-0132
SEAT,HELICAL COMPRESSION SPRING
5340-00-000-8150
5340-00-000-8150 · Item name not on file
5340-00-001-1251
5340-00-001-1251 · Item name not on file
5340-00-001-1264
STRAP,WEBBING
5340-00-001-1265
STRAP,WEBBING
5340-00-001-1266
STRAP,WEBBING
5340-00-001-1275
HANDLE,DOOR
Frequently Asked Questions
What is NSN 5340-01-546-6484?
NSN 5340-01-546-6484 is a Plug,expansion, manufactured by Duramax Marine, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-546-6484?
NSN 5340-01-546-6484 has 1 manufacturer part number on file: 821900021 (Duramax Marine, Llc).
What are the specifications of 821900021?
Key specifications for 821900021: Special Features: TM 5-1940-322-24P, ITEM 6; End Item Identification: 1940-01-526-0770, BOAT, BRIDGE ERECTION, INBOARD ENGINE. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-546-6484 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.