The Plug,vent, cataloged under National Stock Number 5340-01-174-4176, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Greno Industries, Inc. Dba Greno Industries Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-174-4176 |
| Primary Part Number | 6343 |
| Item Name | Plug,vent |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Greno Industries, Inc. Dba Greno Industries Inc |
| Status | ACTIVE |
| End Connection Type | THREADED |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
NSN 5340-01-174-4176 is a Plug,vent, manufactured by Greno Industries, Inc. Dba Greno Industries Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-174-4176 has 2 manufacturer part numbers on file: 6220-16 (Greno Industries, Inc. Dba Greno Industries Inc), 6343 (Greno Industries, Inc. Dba Greno Industries Inc).
Key specifications for 6343: End Connection Type: THREADED; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.