The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-224-7520, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-224-7520 |
| Primary Part Number | 350021 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa |
| Status | ACTIVE |
| Design Type | FRICTION |
| Overall Diameter | 1.120 INCHES NOMINAL IN |
| Opening Inside Diameter for Which Designed | 0.660 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Inside Diameter Length | 1.620 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 |
|---|---|
| 350021 PRIMARY | Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa (USA) |
| 12354499 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12354499-05 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 25A01000-00005 PRIMARY | Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc (USA) |
| 12354499-05 | Drs Network & Imaging Systems, Llc (USA) |
NSN 5340-01-224-7520 is a Cap,protective,dust and Moisture, manufactured by Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-224-7520 has 5 manufacturer part numbers on file: 350021 (Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa), 12354499 (U S Army Tank Automotive Command Amsta-Im-Mm), 12354499-05 (U S Army Tank Automotive Command Amsta-Im-Mm), 25A01000-00005 (Joslyn Sunbank Company, Llc Dba Joslyn Sunbank Co Llc), 12354499-05 (Drs Network & Imaging Systems, Llc).
3 possible matches (shared part number, not a government interchangeability claim): 5340-01-273-5217, 4820-01-295-4808, 5340-01-481-8688. Verify interchangeability with system specifications before substitution.
Key specifications for 350021: Design Type: FRICTION; Overall Diameter: 1.120 INCHES NOMINAL IN; Opening Inside Diameter for Which Designed: 0.660 INCHES NOMINAL IN; End Item Identification: USED ON FVS/M1 TANK DIRECT SPT TEST SET. 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.