Plug, Protective, Dust and Moistur5340-00-438-1840
NSN 5340-00-438-1840 · NIIN 004381840 · Part number B-143840
Schwitzer Engine Components a Household Intl Co · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 53591
Government record, cited
NSN 5340-00-438-1840 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-438-1840. Manufacturer of record part number: B-143840.
Nearby stock numbers← 5340-00-438-1839 Clevis, Rod End
·
5340-00-438-1928 →
Features
Plug,protective,dust and Moistur — FSC 5340
Features Provided: BEVELED SEAT
2 manufacturer part numbers on file
Manufacturer of record: Schwitzer Engine Components a Household Intl Co
Identification
NSN: 5340-00-438-1840
NIIN: 004381840
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: B-143840
Manufacturer: Schwitzer Engine Components a Household Intl Co
General Description
The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-438-1840, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Schwitzer Engine Components a Household Intl Co. Government technical data includes 1 specification, 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. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-00-438-1840
Primary Part Number
B-143840
Item Name
Plug,protective,dust and Moistur
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Schwitzer Engine Components a Household Intl Co
Status
ACTIVE
Features Provided
BEVELED SEAT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
No interchangeability data on file.
Other items in FSC 5340 — Hardware, Commercial
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 5340-00-438-1840?
NSN 5340-00-438-1840 is a Plug,protective,dust and Moistur, manufactured by Schwitzer Engine Components a Household Intl Co, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-00-438-1840?
NSN 5340-00-438-1840 has 2 manufacturer part numbers on file: B-143840 (Schwitzer Engine Components a Household Intl Co), 11621866 (U S Army Tank Automotive Command Amsta-Im-Mm).
What are the specifications of B-143840?
Key specifications for B-143840: Features Provided: BEVELED SEAT; End Item Identification: 2350-00-873-5408 ARMOR,RECON,AIR ASSAULT. 1 specification is documented in the U.S. Government catalog.
Is NSN 5340-00-438-1840 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.