The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-451-0146, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Power Connector Llc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-451-0146 |
| Primary Part Number | A3163346-6 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Power Connector Llc |
| Status | ACTIVE |
| Design Type | FRICTION |
| Opening Inside Diameter for Which Designed | 0.5850 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Inside Diameter Length | 0.5000 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 |
|---|---|
| A3163346-6 PRIMARY | Power Connector Llc (USA) |
| A3163346-6 PRIMARY | Rubber Industries, Inc. Dba Rubber Industries (USA) |
| Reference | Meaning |
|---|---|
| A3163346-6 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5340-01-451-0146 is a Cap,protective,dust and Moisture, manufactured by Power Connector Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-451-0146 has 2 manufacturer part numbers on file: A3163346-6 (Power Connector Llc), A3163346-6 (Rubber Industries, Inc. Dba Rubber Industries).
Key specifications for A3163346-6: Design Type: FRICTION; Opening Inside Diameter for Which Designed: 0.5850 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC; Inside Diameter Length: 0.5000 INCHES NOMINAL IN. 5 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.