The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-01-377-7308, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Olympus America Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-377-7308 |
| Primary Part Number | SM944600 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Olympus America Inc |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 1.9000 INCHES NOMINAL IN |
| Material Document and Classification | SAE 70, 1/2 HARD ASSN STD SINGLE MATERIAL RESPONSE |
| Features Provided | SHOULDER |
| Opening Inside Diameter for Which Designed | 1.2000 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| SM944600 | Olympus America Inc (USA) |
| Reference | Meaning |
|---|---|
| SM944600 | 3/9 Design control — primary reference Olympus America Inc |
| 3356AS569 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 2002AS569-1 | 5/9 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5340-01-377-7308 is a Plug,protective,dust and Moistur, manufactured by Olympus America Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-377-7308 has 1 manufacturer part number on file: SM944600 (Olympus America Inc).
Key specifications for SM944600: Design Type: FRICTION; Overall Diameter: 1.9000 INCHES NOMINAL IN; Material Document and Classification: SAE 70, 1/2 HARD ASSN STD SINGLE MATERIAL RESPONSE; Features Provided: SHOULDER. 6 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.