The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-345-4050, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. Government technical data includes 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-345-4050 |
| Primary Part Number | 835028A0450-04 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 1.457 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY |
| Round Cap Outside Surface Condition | RIBBED |
| 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 |
|---|---|
| 1961590 | Oshkosh Defense Llc (USA) |
| L835028A0450-4 | General Dynamics Land Systems Canadacorp (CAN) |
| 835028A0450-04 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| Reference | Meaning |
|---|---|
| CIR18TF | C/1 Advisory reference — outside the item-of-supply concept Itt Cannon Llc |
| CIR18TF | 5/9 Secondary reference Itt Veam, Llc Div Itt Veam Llc |
| 835028A0450-4 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| CA121003-6 | 5/9 Secondary reference Itt Cannon |
| 1961590 | 5/9 Secondary reference Oshkosh Corp |
NSN 5340-01-345-4050 is a Cap,protective,dust and Moisture, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-345-4050 has 3 manufacturer part numbers on file: 1961590 (Oshkosh Defense Llc), L835028A0450-4 (General Dynamics Land Systems Canadacorp), 835028A0450-04 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for 835028A0450-04: Design Type: FRICTION; Overall Diameter: 1.457 INCHES MAXIMUM IN; Special Features: FURNISHED W/CHAIN AND SEAL; Material: ALUMINUM ALLOY. 4 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.