The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-525-6301, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Us Army Benet Laboratories Rdar-Wsb-O. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-525-6301 |
| Primary Part Number | 11581541 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Us Army Benet Laboratories Rdar-Wsb-O |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Opening Inside Diameter for Which Designed | 0.189 INCHES NOMINAL IN |
| Material | STEEL |
| Inside Diameter Length | 0.507 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 |
|---|---|
| E1211131 | CAGE A01PJ |
| 11581541 PRIMARY | Us Army Benet Laboratories Rdar-Wsb-O (USA) |
| 777.21.048 | CAGE A3QPJ |
NSN 5340-01-525-6301 is a Cap,protective,dust and Moisture, manufactured by Us Army Benet Laboratories Rdar-Wsb-O, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-525-6301 has 3 manufacturer part numbers on file: E1211131, 11581541 (Us Army Benet Laboratories Rdar-Wsb-O), 777.21.048.
Key specifications for 11581541: Design Type: FRICTION; Overall Diameter: 0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Opening Inside Diameter for Which Designed: 0.189 INCHES NOMINAL IN; End Item Identification: LW155 HOWITZER. 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.