The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-283-0310, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-283-0310 |
| Primary Part Number | 68379-1 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 2.200 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL |
| Material | ALUMINUM ALLOY |
| Inside Diameter Length | 1.637 INCHES NOMINAL IN |
| Round Cap Outside Surface Condition | SMOOTH |
| 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 |
|---|---|
| 68379-1 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
NSN 5340-01-283-0310 is a Cap,protective,dust and Moisture, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-283-0310 has 1 manufacturer part number on file: 68379-1 (Rockwell Collins, Inc. Dba Rc Displays Systems).
Key specifications for 68379-1: Design Type: FRICTION; Overall Diameter: 2.200 INCHES NOMINAL IN; Surface Treatment: ENAMEL; Material: ALUMINUM ALLOY. 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.